20694656

素因数分解:

$2^7\times {\mathrm{107}}^1\times {\mathrm{1511}}^1$

素因数の和:1632

約数の個数: 32

約数和(自身を含む): 41640480

約数和(自身を除く): 20945824

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 128, 214, 428, 856, 1511, 1712, 3022, 3424, 6044, 6848, 12088, 13696, 24176, 48352, 96704, 161677, 193408, 323354, 646708, 1293416, 2586832, 5173664, 10347328, 20694656]

約数ペア:

[(1, 20694656), (2, 10347328), (4, 5173664), (8, 2586832), (16, 1293416), (32, 646708), (64, 323354), (107, 193408), (128, 161677), (214, 96704), (428, 48352), (856, 24176), (1511, 13696), (1712, 12088), (3022, 6848), (3424, 6044)]