18126783

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1307}}^1$

素因数の和:1403

約数の個数: 24

約数和(自身を含む): 27750528

約数和(自身を除く): 9623745

約数列:

[1, 3, 9, 23, 67, 69, 201, 207, 603, 1307, 1541, 3921, 4623, 11763, 13869, 30061, 87569, 90183, 262707, 270549, 788121, 2014087, 6042261, 18126783]

約数ペア:

[(1, 18126783), (3, 6042261), (9, 2014087), (23, 788121), (67, 270549), (69, 262707), (201, 90183), (207, 87569), (603, 30061), (1307, 13869), (1541, 11763), (3921, 4623)]