20172746256

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2609}}^1\times {\mathrm{12391}}^1$

素因数の和:15024

約数の個数: 80

約数和(自身を含む): 56147656320

約数和(自身を除く): 35974910064

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 2609, 5218, 7827, 10436, 12391, 15654, 20872, 24782, 31308, 33917, 37173, 41744, 49564, 62616, 67834, 74346, 99128, 101751, 125232, 135668, 148692, 161083, 198256, 203502, 271336, 297384, 322166, 407004, 483249, 542672, 594768, 644332, 814008, 966498, 1288664, 1628016, 1932996, 2577328, 3865992, 7731984, 32328119, 64656238, 96984357, 129312476, 193968714, 258624952, 387937428, 420265547, 517249904, 775874856, 840531094, 1260796641, 1551749712, 1681062188, 2521593282, 3362124376, 5043186564, 6724248752, 10086373128, 20172746256]

約数ペア:

[(1, 20172746256), (2, 10086373128), (3, 6724248752), (4, 5043186564), (6, 3362124376), (8, 2521593282), (12, 1681062188), (13, 1551749712), (16, 1260796641), (24, 840531094), (26, 775874856), (39, 517249904), (48, 420265547), (52, 387937428), (78, 258624952), (104, 193968714), (156, 129312476), (208, 96984357), (312, 64656238), (624, 32328119), (2609, 7731984), (5218, 3865992), (7827, 2577328), (10436, 1932996), (12391, 1628016), (15654, 1288664), (20872, 966498), (24782, 814008), (31308, 644332), (33917, 594768), (37173, 542672), (41744, 483249), (49564, 407004), (62616, 322166), (67834, 297384), (74346, 271336), (99128, 203502), (101751, 198256), (125232, 161083), (135668, 148692)]