19819864

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{66959}}^1$

素因数の和:67002

約数の個数: 16

約数和(自身を含む): 38167200

約数和(自身を除く): 18347336

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 66959, 133918, 267836, 535672, 2477483, 4954966, 9909932, 19819864]

約数ペア:

[(1, 19819864), (2, 9909932), (4, 4954966), (8, 2477483), (37, 535672), (74, 267836), (148, 133918), (296, 66959)]