19746663550

素因数分解:

$2^1\times 5^2\times {\mathrm{401}}^1\times {\mathrm{877}}^1\times {\mathrm{1123}}^1$

素因数の和:2413

約数の個数: 48

約数和(自身を含む): 36895196592

約数和(自身を除く): 17148533042

約数列:

[1, 2, 5, 10, 25, 50, 401, 802, 877, 1123, 1754, 2005, 2246, 4010, 4385, 5615, 8770, 10025, 11230, 20050, 21925, 28075, 43850, 56150, 351677, 450323, 703354, 900646, 984871, 1758385, 1969742, 2251615, 3516770, 4503230, 4924355, 8791925, 9848710, 11258075, 17583850, 22516150, 24621775, 49243550, 394933271, 789866542, 1974666355, 3949332710, 9873331775, 19746663550]

約数ペア:

[(1, 19746663550), (2, 9873331775), (5, 3949332710), (10, 1974666355), (25, 789866542), (50, 394933271), (401, 49243550), (802, 24621775), (877, 22516150), (1123, 17583850), (1754, 11258075), (2005, 9848710), (2246, 8791925), (4010, 4924355), (4385, 4503230), (5615, 3516770), (8770, 2251615), (10025, 1969742), (11230, 1758385), (20050, 984871), (21925, 900646), (28075, 703354), (43850, 450323), (56150, 351677)]