19855597776

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{121343}}^1$

素因数の和:121848

約数の個数: 80

約数和(自身を含む): 58742145024

約数和(自身を除く): 38886547248

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 487, 974, 1461, 1948, 2922, 3409, 3896, 5844, 6818, 7792, 10227, 11688, 13636, 20454, 23376, 27272, 40908, 54544, 81816, 121343, 163632, 242686, 364029, 485372, 728058, 849401, 970744, 1456116, 1698802, 1941488, 2548203, 2912232, 3397604, 5096406, 5824464, 6795208, 10192812, 13590416, 20385624, 40771248, 59094041, 118188082, 177282123, 236376164, 354564246, 413658287, 472752328, 709128492, 827316574, 945504656, 1240974861, 1418256984, 1654633148, 2481949722, 2836513968, 3309266296, 4963899444, 6618532592, 9927798888, 19855597776]

約数ペア:

[(1, 19855597776), (2, 9927798888), (3, 6618532592), (4, 4963899444), (6, 3309266296), (7, 2836513968), (8, 2481949722), (12, 1654633148), (14, 1418256984), (16, 1240974861), (21, 945504656), (24, 827316574), (28, 709128492), (42, 472752328), (48, 413658287), (56, 354564246), (84, 236376164), (112, 177282123), (168, 118188082), (336, 59094041), (487, 40771248), (974, 20385624), (1461, 13590416), (1948, 10192812), (2922, 6795208), (3409, 5824464), (3896, 5096406), (5844, 3397604), (6818, 2912232), (7792, 2548203), (10227, 1941488), (11688, 1698802), (13636, 1456116), (20454, 970744), (23376, 849401), (27272, 728058), (40908, 485372), (54544, 364029), (81816, 242686), (121343, 163632)]