18171549

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{191}}^1$

素因数の和:270

約数の個数: 36

約数和(自身を含む): 29742336

約数和(自身を除く): 11570787

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 191, 279, 341, 573, 961, 1023, 1719, 2101, 2883, 3069, 5921, 6303, 8649, 10571, 17763, 18909, 31713, 53289, 65131, 95139, 183551, 195393, 550653, 586179, 1651959, 2019061, 6057183, 18171549]

約数ペア:

[(1, 18171549), (3, 6057183), (9, 2019061), (11, 1651959), (31, 586179), (33, 550653), (93, 195393), (99, 183551), (191, 95139), (279, 65131), (341, 53289), (573, 31713), (961, 18909), (1023, 17763), (1719, 10571), (2101, 8649), (2883, 6303), (3069, 5921)]