18829512

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{20117}}^1$

素因数の和:20142

約数の個数: 48

約数和(自身を含む): 54922140

約数和(自身を除く): 36092628

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 20117, 40234, 60351, 80468, 120702, 160936, 181053, 241404, 261521, 362106, 482808, 523042, 724212, 784563, 1046084, 1448424, 1569126, 2092168, 2353689, 3138252, 4707378, 6276504, 9414756, 18829512]

約数ペア:

[(1, 18829512), (2, 9414756), (3, 6276504), (4, 4707378), (6, 3138252), (8, 2353689), (9, 2092168), (12, 1569126), (13, 1448424), (18, 1046084), (24, 784563), (26, 724212), (36, 523042), (39, 482808), (52, 362106), (72, 261521), (78, 241404), (104, 181053), (117, 160936), (156, 120702), (234, 80468), (312, 60351), (468, 40234), (936, 20117)]