18251436

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:251

約数の個数: 96

約数和(自身を含む): 51724288

約数和(自身を除く): 33472852

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 43, 62, 84, 86, 93, 124, 129, 163, 172, 186, 217, 258, 301, 326, 372, 434, 489, 516, 602, 651, 652, 868, 903, 978, 1141, 1204, 1302, 1333, 1806, 1956, 2282, 2604, 2666, 3423, 3612, 3999, 4564, 5053, 5332, 6846, 7009, 7998, 9331, 10106, 13692, 14018, 15159, 15996, 18662, 20212, 21027, 27993, 28036, 30318, 35371, 37324, 42054, 49063, 55986, 60636, 70742, 84108, 98126, 106113, 111972, 141484, 147189, 196252, 212226, 217279, 294378, 424452, 434558, 588756, 651837, 869116, 1303674, 1520953, 2607348, 3041906, 4562859, 6083812, 9125718, 18251436]

約数ペア:

[(1, 18251436), (2, 9125718), (3, 6083812), (4, 4562859), (6, 3041906), (7, 2607348), (12, 1520953), (14, 1303674), (21, 869116), (28, 651837), (31, 588756), (42, 434558), (43, 424452), (62, 294378), (84, 217279), (86, 212226), (93, 196252), (124, 147189), (129, 141484), (163, 111972), (172, 106113), (186, 98126), (217, 84108), (258, 70742), (301, 60636), (326, 55986), (372, 49063), (434, 42054), (489, 37324), (516, 35371), (602, 30318), (651, 28036), (652, 27993), (868, 21027), (903, 20212), (978, 18662), (1141, 15996), (1204, 15159), (1302, 14018), (1333, 13692), (1806, 10106), (1956, 9331), (2282, 7998), (2604, 7009), (2666, 6846), (3423, 5332), (3612, 5053), (3999, 4564)]