18946920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3851}}^1$

素因数の和:3906

約数の個数: 64

約数和(自身を含む): 58242240

約数和(自身を除く): 39295320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 3851, 4920, 7702, 11553, 15404, 19255, 23106, 30808, 38510, 46212, 57765, 77020, 92424, 115530, 154040, 157891, 231060, 315782, 462120, 473673, 631564, 789455, 947346, 1263128, 1578910, 1894692, 2368365, 3157820, 3789384, 4736730, 6315640, 9473460, 18946920]

約数ペア:

[(1, 18946920), (2, 9473460), (3, 6315640), (4, 4736730), (5, 3789384), (6, 3157820), (8, 2368365), (10, 1894692), (12, 1578910), (15, 1263128), (20, 947346), (24, 789455), (30, 631564), (40, 473673), (41, 462120), (60, 315782), (82, 231060), (120, 157891), (123, 154040), (164, 115530), (205, 92424), (246, 77020), (328, 57765), (410, 46212), (492, 38510), (615, 30808), (820, 23106), (984, 19255), (1230, 15404), (1640, 11553), (2460, 7702), (3851, 4920)]