20188358464

素因数分解:

$2^6\times {\mathrm{211}}^1\times {\mathrm{617}}^1\times {\mathrm{2423}}^1$

素因数の和:3263

約数の個数: 56

約数和(自身を含む): 40333013568

約数和(自身を除く): 20144655104

約数列:

[1, 2, 4, 8, 16, 32, 64, 211, 422, 617, 844, 1234, 1688, 2423, 2468, 3376, 4846, 4936, 6752, 9692, 9872, 13504, 19384, 19744, 38768, 39488, 77536, 130187, 155072, 260374, 511253, 520748, 1022506, 1041496, 1494991, 2045012, 2082992, 2989982, 4090024, 4165984, 5979964, 8180048, 8331968, 11959928, 16360096, 23919856, 32720192, 47839712, 95679424, 315443101, 630886202, 1261772404, 2523544808, 5047089616, 10094179232, 20188358464]

約数ペア:

[(1, 20188358464), (2, 10094179232), (4, 5047089616), (8, 2523544808), (16, 1261772404), (32, 630886202), (64, 315443101), (211, 95679424), (422, 47839712), (617, 32720192), (844, 23919856), (1234, 16360096), (1688, 11959928), (2423, 8331968), (2468, 8180048), (3376, 5979964), (4846, 4165984), (4936, 4090024), (6752, 2989982), (9692, 2082992), (9872, 2045012), (13504, 1494991), (19384, 1041496), (19744, 1022506), (38768, 520748), (39488, 511253), (77536, 260374), (130187, 155072)]