20304648

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1033}}^1$

素因数の和:1068

約数の個数: 128

約数和(自身を含む): 69484800

約数和(自身を除く): 49180152

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 42, 52, 54, 56, 63, 72, 78, 84, 91, 104, 108, 117, 126, 156, 168, 182, 189, 216, 234, 252, 273, 312, 351, 364, 378, 468, 504, 546, 702, 728, 756, 819, 936, 1033, 1092, 1404, 1512, 1638, 2066, 2184, 2457, 2808, 3099, 3276, 4132, 4914, 6198, 6552, 7231, 8264, 9297, 9828, 12396, 13429, 14462, 18594, 19656, 21693, 24792, 26858, 27891, 28924, 37188, 40287, 43386, 53716, 55782, 57848, 65079, 74376, 80574, 86772, 94003, 107432, 111564, 120861, 130158, 161148, 173544, 188006, 195237, 223128, 241722, 260316, 282009, 322296, 362583, 376012, 390474, 483444, 520632, 564018, 725166, 752024, 780948, 846027, 966888, 1128036, 1450332, 1561896, 1692054, 2256072, 2538081, 2900664, 3384108, 5076162, 6768216, 10152324, 20304648]

約数ペア:

[(1, 20304648), (2, 10152324), (3, 6768216), (4, 5076162), (6, 3384108), (7, 2900664), (8, 2538081), (9, 2256072), (12, 1692054), (13, 1561896), (14, 1450332), (18, 1128036), (21, 966888), (24, 846027), (26, 780948), (27, 752024), (28, 725166), (36, 564018), (39, 520632), (42, 483444), (52, 390474), (54, 376012), (56, 362583), (63, 322296), (72, 282009), (78, 260316), (84, 241722), (91, 223128), (104, 195237), (108, 188006), (117, 173544), (126, 161148), (156, 130158), (168, 120861), (182, 111564), (189, 107432), (216, 94003), (234, 86772), (252, 80574), (273, 74376), (312, 65079), (351, 57848), (364, 55782), (378, 53716), (468, 43386), (504, 40287), (546, 37188), (702, 28924), (728, 27891), (756, 26858), (819, 24792), (936, 21693), (1033, 19656), (1092, 18594), (1404, 14462), (1512, 13429), (1638, 12396), (2066, 9828), (2184, 9297), (2457, 8264), (2808, 7231), (3099, 6552), (3276, 6198), (4132, 4914)]