201206864

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{405659}}^1$

素因数の和:405698

約数の個数: 20

約数和(自身を含む): 402414720

約数和(自身を除く): 201207856

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 405659, 811318, 1622636, 3245272, 6490544, 12575429, 25150858, 50301716, 100603432, 201206864]

約数ペア:

[(1, 201206864), (2, 100603432), (4, 50301716), (8, 25150858), (16, 12575429), (31, 6490544), (62, 3245272), (124, 1622636), (248, 811318), (496, 405659)]