19744956

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:464

約数の個数: 144

約数和(自身を含む): 66044160

約数和(自身を除く): 46299204

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 17, 18, 21, 22, 28, 33, 34, 36, 42, 44, 51, 63, 66, 68, 77, 84, 99, 102, 119, 126, 132, 153, 154, 187, 198, 204, 231, 238, 252, 306, 308, 357, 374, 396, 419, 462, 476, 561, 612, 693, 714, 748, 838, 924, 1071, 1122, 1257, 1309, 1386, 1428, 1676, 1683, 2142, 2244, 2514, 2618, 2772, 2933, 3366, 3771, 3927, 4284, 4609, 5028, 5236, 5866, 6732, 7123, 7542, 7854, 8799, 9218, 11732, 11781, 13827, 14246, 15084, 15708, 17598, 18436, 21369, 23562, 26397, 27654, 28492, 32263, 35196, 41481, 42738, 47124, 49861, 52794, 55308, 64107, 64526, 78353, 82962, 85476, 96789, 99722, 105588, 128214, 129052, 149583, 156706, 165924, 193578, 199444, 235059, 256428, 290367, 299166, 313412, 387156, 448749, 470118, 548471, 580734, 598332, 705177, 897498, 940236, 1096942, 1161468, 1410354, 1645413, 1794996, 2193884, 2820708, 3290826, 4936239, 6581652, 9872478, 19744956]

約数ペア:

[(1, 19744956), (2, 9872478), (3, 6581652), (4, 4936239), (6, 3290826), (7, 2820708), (9, 2193884), (11, 1794996), (12, 1645413), (14, 1410354), (17, 1161468), (18, 1096942), (21, 940236), (22, 897498), (28, 705177), (33, 598332), (34, 580734), (36, 548471), (42, 470118), (44, 448749), (51, 387156), (63, 313412), (66, 299166), (68, 290367), (77, 256428), (84, 235059), (99, 199444), (102, 193578), (119, 165924), (126, 156706), (132, 149583), (153, 129052), (154, 128214), (187, 105588), (198, 99722), (204, 96789), (231, 85476), (238, 82962), (252, 78353), (306, 64526), (308, 64107), (357, 55308), (374, 52794), (396, 49861), (419, 47124), (462, 42738), (476, 41481), (561, 35196), (612, 32263), (693, 28492), (714, 27654), (748, 26397), (838, 23562), (924, 21369), (1071, 18436), (1122, 17598), (1257, 15708), (1309, 15084), (1386, 14246), (1428, 13827), (1676, 11781), (1683, 11732), (2142, 9218), (2244, 8799), (2514, 7854), (2618, 7542), (2772, 7123), (2933, 6732), (3366, 5866), (3771, 5236), (3927, 5028), (4284, 4609)]