19926660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{433}}^1$

素因数の和:517

約数の個数: 96

約数和(自身を含む): 61246080

約数和(自身を除く): 41319420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 59, 60, 65, 78, 118, 130, 156, 177, 195, 236, 260, 295, 354, 390, 433, 590, 708, 767, 780, 866, 885, 1180, 1299, 1534, 1732, 1770, 2165, 2301, 2598, 3068, 3540, 3835, 4330, 4602, 5196, 5629, 6495, 7670, 8660, 9204, 11258, 11505, 12990, 15340, 16887, 22516, 23010, 25547, 25980, 28145, 33774, 46020, 51094, 56290, 67548, 76641, 84435, 102188, 112580, 127735, 153282, 168870, 255470, 306564, 332111, 337740, 383205, 510940, 664222, 766410, 996333, 1328444, 1532820, 1660555, 1992666, 3321110, 3985332, 4981665, 6642220, 9963330, 19926660]

約数ペア:

[(1, 19926660), (2, 9963330), (3, 6642220), (4, 4981665), (5, 3985332), (6, 3321110), (10, 1992666), (12, 1660555), (13, 1532820), (15, 1328444), (20, 996333), (26, 766410), (30, 664222), (39, 510940), (52, 383205), (59, 337740), (60, 332111), (65, 306564), (78, 255470), (118, 168870), (130, 153282), (156, 127735), (177, 112580), (195, 102188), (236, 84435), (260, 76641), (295, 67548), (354, 56290), (390, 51094), (433, 46020), (590, 33774), (708, 28145), (767, 25980), (780, 25547), (866, 23010), (885, 22516), (1180, 16887), (1299, 15340), (1534, 12990), (1732, 11505), (1770, 11258), (2165, 9204), (2301, 8660), (2598, 7670), (3068, 6495), (3540, 5629), (3835, 5196), (4330, 4602)]