18109832

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 39070080

約数和(自身を除く): 20960248

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 67, 92, 104, 113, 134, 184, 226, 268, 299, 452, 536, 598, 871, 904, 1196, 1469, 1541, 1742, 2392, 2599, 2938, 3082, 3484, 5198, 5876, 6164, 6968, 7571, 10396, 11752, 12328, 15142, 20033, 20792, 30284, 33787, 40066, 60568, 67574, 80132, 98423, 135148, 160264, 174133, 196846, 270296, 348266, 393692, 696532, 787384, 1393064, 2263729, 4527458, 9054916, 18109832]

約数ペア:

[(1, 18109832), (2, 9054916), (4, 4527458), (8, 2263729), (13, 1393064), (23, 787384), (26, 696532), (46, 393692), (52, 348266), (67, 270296), (92, 196846), (104, 174133), (113, 160264), (134, 135148), (184, 98423), (226, 80132), (268, 67574), (299, 60568), (452, 40066), (536, 33787), (598, 30284), (871, 20792), (904, 20033), (1196, 15142), (1469, 12328), (1541, 11752), (1742, 10396), (2392, 7571), (2599, 6968), (2938, 6164), (3082, 5876), (3484, 5198)]