20817112

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{153067}}^1$

素因数の和:153090

約数の個数: 16

約数和(自身を含む): 41328360

約数和(自身を除く): 20511248

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 153067, 306134, 612268, 1224536, 2602139, 5204278, 10408556, 20817112]

約数ペア:

[(1, 20817112), (2, 10408556), (4, 5204278), (8, 2602139), (17, 1224536), (34, 612268), (68, 306134), (136, 153067)]