1681408

素因数分解:

$2^{11}\times {\mathrm{821}}^1$

素因数の和:843

約数の個数: 24

約数和(自身を含む): 3366090

約数和(自身を除く): 1684682

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 821, 1024, 1642, 2048, 3284, 6568, 13136, 26272, 52544, 105088, 210176, 420352, 840704, 1681408]

約数ペア:

[(1, 1681408), (2, 840704), (4, 420352), (8, 210176), (16, 105088), (32, 52544), (64, 26272), (128, 13136), (256, 6568), (512, 3284), (821, 2048), (1024, 1642)]