18391290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{3761}}^1$

素因数の和:3934

約数の個数: 32

約数和(自身を含む): 44421696

約数和(自身を除く): 26030406

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 163, 326, 489, 815, 978, 1630, 2445, 3761, 4890, 7522, 11283, 18805, 22566, 37610, 56415, 112830, 613043, 1226086, 1839129, 3065215, 3678258, 6130430, 9195645, 18391290]

約数ペア:

[(1, 18391290), (2, 9195645), (3, 6130430), (5, 3678258), (6, 3065215), (10, 1839129), (15, 1226086), (30, 613043), (163, 112830), (326, 56415), (489, 37610), (815, 22566), (978, 18805), (1630, 11283), (2445, 7522), (3761, 4890)]