20753168

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{3593}}^1$

素因数の和:3639

約数の個数: 30

約数和(自身を含む): 42448734

約数和(自身を除く): 21695566

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 3593, 5776, 7186, 14372, 28744, 57488, 68267, 136534, 273068, 546136, 1092272, 1297073, 2594146, 5188292, 10376584, 20753168]

約数ペア:

[(1, 20753168), (2, 10376584), (4, 5188292), (8, 2594146), (16, 1297073), (19, 1092272), (38, 546136), (76, 273068), (152, 136534), (304, 68267), (361, 57488), (722, 28744), (1444, 14372), (2888, 7186), (3593, 5776)]