20187752

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{194113}}^1$

素因数の和:194132

約数の個数: 16

約数和(自身を含む): 40763940

約数和(自身を除く): 20576188

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 194113, 388226, 776452, 1552904, 2523469, 5046938, 10093876, 20187752]

約数ペア:

[(1, 20187752), (2, 10093876), (4, 5046938), (8, 2523469), (13, 1552904), (26, 776452), (52, 388226), (104, 194113)]