64519216

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{237203}}^1$

素因数の和:237228

約数の個数: 20

約数和(自身を含む): 132359832

約数和(自身を除く): 67840616

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 237203, 474406, 948812, 1897624, 3795248, 4032451, 8064902, 16129804, 32259608, 64519216]

約数ペア:

[(1, 64519216), (2, 32259608), (4, 16129804), (8, 8064902), (16, 4032451), (17, 3795248), (34, 1897624), (68, 948812), (136, 474406), (272, 237203)]