18393816

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{15641}}^1$

素因数の和:15664

約数の個数: 48

約数和(自身を含む): 53495640

約数和(自身を除く): 35101824

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 15641, 31282, 46923, 62564, 93846, 109487, 125128, 187692, 218974, 328461, 375384, 437948, 656922, 766409, 875896, 1313844, 1532818, 2299227, 2627688, 3065636, 4598454, 6131272, 9196908, 18393816]

約数ペア:

[(1, 18393816), (2, 9196908), (3, 6131272), (4, 4598454), (6, 3065636), (7, 2627688), (8, 2299227), (12, 1532818), (14, 1313844), (21, 875896), (24, 766409), (28, 656922), (42, 437948), (49, 375384), (56, 328461), (84, 218974), (98, 187692), (147, 125128), (168, 109487), (196, 93846), (294, 62564), (392, 46923), (588, 31282), (1176, 15641)]