18575154

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{487}}^1$

素因数の和:671

約数の個数: 48

約数和(自身を含む): 43697472

約数和(自身を除く): 25122318

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 163, 234, 326, 487, 489, 974, 978, 1461, 1467, 2119, 2922, 2934, 4238, 4383, 6331, 6357, 8766, 12662, 12714, 18993, 19071, 37986, 38142, 56979, 79381, 113958, 158762, 238143, 476286, 714429, 1031953, 1428858, 2063906, 3095859, 6191718, 9287577, 18575154]

約数ペア:

[(1, 18575154), (2, 9287577), (3, 6191718), (6, 3095859), (9, 2063906), (13, 1428858), (18, 1031953), (26, 714429), (39, 476286), (78, 238143), (117, 158762), (163, 113958), (234, 79381), (326, 56979), (487, 38142), (489, 37986), (974, 19071), (978, 18993), (1461, 12714), (1467, 12662), (2119, 8766), (2922, 6357), (2934, 6331), (4238, 4383)]