20247572624

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{523}}^1\times {\mathrm{877}}^1$

素因数の和:1528

約数の個数: 80

約数和(自身を含む): 41075228160

約数和(自身を除く): 20827655536

約数列:

[1, 2, 4, 8, 16, 31, 62, 89, 124, 178, 248, 356, 496, 523, 712, 877, 1046, 1424, 1754, 2092, 2759, 3508, 4184, 5518, 7016, 8368, 11036, 14032, 16213, 22072, 27187, 32426, 44144, 46547, 54374, 64852, 78053, 93094, 108748, 129704, 156106, 186188, 217496, 259408, 312212, 372376, 434992, 458671, 624424, 744752, 917342, 1248848, 1442957, 1834684, 2419643, 2885914, 3669368, 4839286, 5771828, 7338736, 9678572, 11543656, 14218801, 19357144, 23087312, 28437602, 38714288, 40821719, 56875204, 81643438, 113750408, 163286876, 227500816, 326573752, 653147504, 1265473289, 2530946578, 5061893156, 10123786312, 20247572624]

約数ペア:

[(1, 20247572624), (2, 10123786312), (4, 5061893156), (8, 2530946578), (16, 1265473289), (31, 653147504), (62, 326573752), (89, 227500816), (124, 163286876), (178, 113750408), (248, 81643438), (356, 56875204), (496, 40821719), (523, 38714288), (712, 28437602), (877, 23087312), (1046, 19357144), (1424, 14218801), (1754, 11543656), (2092, 9678572), (2759, 7338736), (3508, 5771828), (4184, 4839286), (5518, 3669368), (7016, 2885914), (8368, 2419643), (11036, 1834684), (14032, 1442957), (16213, 1248848), (22072, 917342), (27187, 744752), (32426, 624424), (44144, 458671), (46547, 434992), (54374, 372376), (64852, 312212), (78053, 259408), (93094, 217496), (108748, 186188), (129704, 156106)]