64612784

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{237547}}^1$

素因数の和:237572

約数の個数: 20

約数和(自身を含む): 132551784

約数和(自身を除く): 67939000

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 237547, 475094, 950188, 1900376, 3800752, 4038299, 8076598, 16153196, 32306392, 64612784]

約数ペア:

[(1, 64612784), (2, 32306392), (4, 16153196), (8, 8076598), (16, 4038299), (17, 3800752), (34, 1900376), (68, 950188), (136, 475094), (272, 237547)]