31818896

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{64151}}^1$

素因数の和:64190

約数の個数: 20

約数和(自身を含む): 63638784

約数和(自身を除く): 31819888

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 64151, 128302, 256604, 513208, 1026416, 1988681, 3977362, 7954724, 15909448, 31818896]

約数ペア:

[(1, 31818896), (2, 15909448), (4, 7954724), (8, 3977362), (16, 1988681), (31, 1026416), (62, 513208), (124, 256604), (248, 128302), (496, 64151)]