18470641

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1229}}^1$

素因数の和:1368

約数の個数: 16

約数和(自身を含む): 22435200

約数和(自身を除く): 3964559

約数列:

[1, 7, 19, 113, 133, 791, 1229, 2147, 8603, 15029, 23351, 138877, 163457, 972139, 2638663, 18470641]

約数ペア:

[(1, 18470641), (7, 2638663), (19, 972139), (113, 163457), (133, 138877), (791, 23351), (1229, 15029), (2147, 8603)]