20631112

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{135731}}^1$

素因数の和:135756

約数の個数: 16

約数和(自身を含む): 40719600

約数和(自身を除く): 20088488

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 135731, 271462, 542924, 1085848, 2578889, 5157778, 10315556, 20631112]

約数ペア:

[(1, 20631112), (2, 10315556), (4, 5157778), (8, 2578889), (19, 1085848), (38, 542924), (76, 271462), (152, 135731)]