18420012

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{39359}}^1$

素因数の和:39382

約数の個数: 36

約数和(自身を含む): 50144640

約数和(自身を除く): 31724628

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 39359, 78718, 118077, 157436, 236154, 354231, 472308, 511667, 708462, 1023334, 1416924, 1535001, 2046668, 3070002, 4605003, 6140004, 9210006, 18420012]

約数ペア:

[(1, 18420012), (2, 9210006), (3, 6140004), (4, 4605003), (6, 3070002), (9, 2046668), (12, 1535001), (13, 1416924), (18, 1023334), (26, 708462), (36, 511667), (39, 472308), (52, 354231), (78, 236154), (117, 157436), (156, 118077), (234, 78718), (468, 39359)]