39980464

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{146987}}^1$

素因数の和:147012

約数の個数: 20

約数和(自身を含む): 82019304

約数和(自身を除く): 42038840

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 146987, 293974, 587948, 1175896, 2351792, 2498779, 4997558, 9995116, 19990232, 39980464]

約数ペア:

[(1, 39980464), (2, 19990232), (4, 9995116), (8, 4997558), (16, 2498779), (17, 2351792), (34, 1175896), (68, 587948), (136, 293974), (272, 146987)]