20187962210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{560621}}^1$

素因数の和:560918

約数の個数: 32

約数和(自身を含む): 39274934832

約数和(自身を除く): 19086972622

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 277, 554, 1385, 2770, 3601, 7202, 18005, 36010, 560621, 1121242, 2803105, 5606210, 7288073, 14576146, 36440365, 72880730, 155292017, 310584034, 776460085, 1552920170, 2018796221, 4037592442, 10093981105, 20187962210]

約数ペア:

[(1, 20187962210), (2, 10093981105), (5, 4037592442), (10, 2018796221), (13, 1552920170), (26, 776460085), (65, 310584034), (130, 155292017), (277, 72880730), (554, 36440365), (1385, 14576146), (2770, 7288073), (3601, 5606210), (7202, 2803105), (18005, 1121242), (36010, 560621)]