20290542848

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{4662349}}^1$

素因数の和:4662382

約数の個数: 36

約数和(自身を含む): 42884295300

約数和(自身を除く): 22593752452

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 544, 1088, 2176, 4352, 4662349, 9324698, 18649396, 37298792, 74597584, 79259933, 149195168, 158519866, 298390336, 317039732, 596780672, 634079464, 1193561344, 1268158928, 2536317856, 5072635712, 10145271424, 20290542848]

約数ペア:

[(1, 20290542848), (2, 10145271424), (4, 5072635712), (8, 2536317856), (16, 1268158928), (17, 1193561344), (32, 634079464), (34, 596780672), (64, 317039732), (68, 298390336), (128, 158519866), (136, 149195168), (256, 79259933), (272, 74597584), (544, 37298792), (1088, 18649396), (2176, 9324698), (4352, 4662349)]