40081408

素因数分解:

$2^{11}\times {\mathrm{19571}}^1$

素因数の和:19593

約数の個数: 24

約数和(自身を含む): 80147340

約数和(自身を除く): 40065932

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 19571, 39142, 78284, 156568, 313136, 626272, 1252544, 2505088, 5010176, 10020352, 20040704, 40081408]

約数ペア:

[(1, 40081408), (2, 20040704), (4, 10020352), (8, 5010176), (16, 2505088), (32, 1252544), (64, 626272), (128, 313136), (256, 156568), (512, 78284), (1024, 39142), (2048, 19571)]