18743518

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{1021}}^1$

素因数の和:1227

約数の個数: 16

約数和(自身を含む): 28771344

約数和(自身を除く): 10027826

約数列:

[1, 2, 67, 134, 137, 274, 1021, 2042, 9179, 18358, 68407, 136814, 139877, 279754, 9371759, 18743518]

約数ペア:

[(1, 18743518), (2, 9371759), (67, 279754), (134, 139877), (137, 136814), (274, 68407), (1021, 18358), (2042, 9179)]