20471399568

素因数分解:

$2^4\times 3^4\times {\mathrm{31}}^1\times {\mathrm{509543}}^1$

素因数の和:509594

約数の個数: 100

約数和(自身を含む): 61161585408

約数和(自身を除く): 40690185840

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 81, 93, 108, 124, 144, 162, 186, 216, 248, 279, 324, 372, 432, 496, 558, 648, 744, 837, 1116, 1296, 1488, 1674, 2232, 2511, 3348, 4464, 5022, 6696, 10044, 13392, 20088, 40176, 509543, 1019086, 1528629, 2038172, 3057258, 4076344, 4585887, 6114516, 8152688, 9171774, 12229032, 13757661, 15795833, 18343548, 24458064, 27515322, 31591666, 36687096, 41272983, 47387499, 55030644, 63183332, 73374192, 82545966, 94774998, 110061288, 126366664, 142162497, 165091932, 189549996, 220122576, 252733328, 284324994, 330183864, 379099992, 426487491, 568649988, 660367728, 758199984, 852974982, 1137299976, 1279462473, 1705949964, 2274599952, 2558924946, 3411899928, 5117849892, 6823799856, 10235699784, 20471399568]

約数ペア:

[(1, 20471399568), (2, 10235699784), (3, 6823799856), (4, 5117849892), (6, 3411899928), (8, 2558924946), (9, 2274599952), (12, 1705949964), (16, 1279462473), (18, 1137299976), (24, 852974982), (27, 758199984), (31, 660367728), (36, 568649988), (48, 426487491), (54, 379099992), (62, 330183864), (72, 284324994), (81, 252733328), (93, 220122576), (108, 189549996), (124, 165091932), (144, 142162497), (162, 126366664), (186, 110061288), (216, 94774998), (248, 82545966), (279, 73374192), (324, 63183332), (372, 55030644), (432, 47387499), (496, 41272983), (558, 36687096), (648, 31591666), (744, 27515322), (837, 24458064), (1116, 18343548), (1296, 15795833), (1488, 13757661), (1674, 12229032), (2232, 9171774), (2511, 8152688), (3348, 6114516), (4464, 4585887), (5022, 4076344), (6696, 3057258), (10044, 2038172), (13392, 1528629), (20088, 1019086), (40176, 509543)]