31220432

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{114781}}^1$

素因数の和:114806

約数の個数: 20

約数和(自身を含む): 64048356

約数和(自身を除く): 32827924

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 114781, 229562, 459124, 918248, 1836496, 1951277, 3902554, 7805108, 15610216, 31220432]

約数ペア:

[(1, 31220432), (2, 15610216), (4, 7805108), (8, 3902554), (16, 1951277), (17, 1836496), (34, 918248), (68, 459124), (136, 229562), (272, 114781)]