213968464

素因数分解:

$2^4\times {\mathrm{251}}^1\times {\mathrm{53279}}^1$

素因数の和:53538

約数の個数: 20

約数和(自身を含む): 416223360

約数和(自身を除く): 202254896

約数列:

[1, 2, 4, 8, 16, 251, 502, 1004, 2008, 4016, 53279, 106558, 213116, 426232, 852464, 13373029, 26746058, 53492116, 106984232, 213968464]

約数ペア:

[(1, 213968464), (2, 106984232), (4, 53492116), (8, 26746058), (16, 13373029), (251, 852464), (502, 426232), (1004, 213116), (2008, 106558), (4016, 53279)]