123808144

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{455177}}^1$

素因数の和:455202

約数の個数: 20

約数和(自身を含む): 253989324

約数和(自身を除く): 130181180

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 455177, 910354, 1820708, 3641416, 7282832, 7738009, 15476018, 30952036, 61904072, 123808144]

約数ペア:

[(1, 123808144), (2, 61904072), (4, 30952036), (8, 15476018), (16, 7738009), (17, 7282832), (34, 3641416), (68, 1820708), (136, 910354), (272, 455177)]