20812566

素因数分解:

$2^1\times 3^1\times {\mathrm{113}}^1\times {\mathrm{30697}}^1$

素因数の和:30815

約数の個数: 16

約数和(自身を含む): 41994864

約数和(自身を除く): 21182298

約数列:

[1, 2, 3, 6, 113, 226, 339, 678, 30697, 61394, 92091, 184182, 3468761, 6937522, 10406283, 20812566]

約数ペア:

[(1, 20812566), (2, 10406283), (3, 6937522), (6, 3468761), (113, 184182), (226, 92091), (339, 61394), (678, 30697)]