664483376

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{568907}}^1$

素因数の和:568988

約数の個数: 20

約数和(自身を含む): 1305074952

約数和(自身を除く): 640591576

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 568907, 1137814, 2275628, 4551256, 9102512, 41530211, 83060422, 166120844, 332241688, 664483376]

約数ペア:

[(1, 664483376), (2, 332241688), (4, 166120844), (8, 83060422), (16, 41530211), (73, 9102512), (146, 4551256), (292, 2275628), (584, 1137814), (1168, 568907)]