19963944

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1$

素因数の和:320

約数の個数: 192

約数和(自身を含む): 72858240

約数和(自身を除く): 52894296

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14, 18, 21, 22, 24, 26, 28, 33, 36, 39, 42, 44, 52, 56, 63, 66, 72, 77, 78, 84, 88, 91, 99, 104, 117, 126, 132, 143, 154, 156, 168, 182, 198, 231, 234, 252, 264, 273, 277, 286, 308, 312, 364, 396, 429, 462, 468, 504, 546, 554, 572, 616, 693, 728, 792, 819, 831, 858, 924, 936, 1001, 1092, 1108, 1144, 1287, 1386, 1638, 1662, 1716, 1848, 1939, 2002, 2184, 2216, 2493, 2574, 2772, 3003, 3047, 3276, 3324, 3432, 3601, 3878, 4004, 4986, 5148, 5544, 5817, 6006, 6094, 6552, 6648, 7202, 7756, 8008, 9009, 9141, 9972, 10296, 10803, 11634, 12012, 12188, 14404, 15512, 17451, 18018, 18282, 19944, 21329, 21606, 23268, 24024, 24376, 25207, 27423, 28808, 32409, 34902, 36036, 36564, 39611, 42658, 43212, 46536, 50414, 54846, 63987, 64818, 69804, 72072, 73128, 75621, 79222, 85316, 86424, 100828, 109692, 118833, 127974, 129636, 139608, 151242, 158444, 170632, 191961, 201656, 219384, 226863, 237666, 255948, 259272, 277277, 302484, 316888, 356499, 383922, 453726, 475332, 511896, 554554, 604968, 712998, 767844, 831831, 907452, 950664, 1109108, 1425996, 1535688, 1663662, 1814904, 2218216, 2495493, 2851992, 3327324, 4990986, 6654648, 9981972, 19963944]

約数ペア:

[(1, 19963944), (2, 9981972), (3, 6654648), (4, 4990986), (6, 3327324), (7, 2851992), (8, 2495493), (9, 2218216), (11, 1814904), (12, 1663662), (13, 1535688), (14, 1425996), (18, 1109108), (21, 950664), (22, 907452), (24, 831831), (26, 767844), (28, 712998), (33, 604968), (36, 554554), (39, 511896), (42, 475332), (44, 453726), (52, 383922), (56, 356499), (63, 316888), (66, 302484), (72, 277277), (77, 259272), (78, 255948), (84, 237666), (88, 226863), (91, 219384), (99, 201656), (104, 191961), (117, 170632), (126, 158444), (132, 151242), (143, 139608), (154, 129636), (156, 127974), (168, 118833), (182, 109692), (198, 100828), (231, 86424), (234, 85316), (252, 79222), (264, 75621), (273, 73128), (277, 72072), (286, 69804), (308, 64818), (312, 63987), (364, 54846), (396, 50414), (429, 46536), (462, 43212), (468, 42658), (504, 39611), (546, 36564), (554, 36036), (572, 34902), (616, 32409), (693, 28808), (728, 27423), (792, 25207), (819, 24376), (831, 24024), (858, 23268), (924, 21606), (936, 21329), (1001, 19944), (1092, 18282), (1108, 18018), (1144, 17451), (1287, 15512), (1386, 14404), (1638, 12188), (1662, 12012), (1716, 11634), (1848, 10803), (1939, 10296), (2002, 9972), (2184, 9141), (2216, 9009), (2493, 8008), (2574, 7756), (2772, 7202), (3003, 6648), (3047, 6552), (3276, 6094), (3324, 6006), (3432, 5817), (3601, 5544), (3878, 5148), (4004, 4986)]