64401712

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{236771}}^1$

素因数の和:236796

約数の個数: 20

約数和(自身を含む): 132118776

約数和(自身を除く): 67717064

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 236771, 473542, 947084, 1894168, 3788336, 4025107, 8050214, 16100428, 32200856, 64401712]

約数ペア:

[(1, 64401712), (2, 32200856), (4, 16100428), (8, 8050214), (16, 4025107), (17, 3788336), (34, 1894168), (68, 947084), (136, 473542), (272, 236771)]