18171738

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{983}}^1$

素因数の和:1083

約数の個数: 48

約数和(自身を含む): 42981120

約数和(自身を除く): 24809382

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 79, 117, 158, 234, 237, 474, 711, 983, 1027, 1422, 1966, 2054, 2949, 3081, 5898, 6162, 8847, 9243, 12779, 17694, 18486, 25558, 38337, 76674, 77657, 115011, 155314, 230022, 232971, 465942, 698913, 1009541, 1397826, 2019082, 3028623, 6057246, 9085869, 18171738]

約数ペア:

[(1, 18171738), (2, 9085869), (3, 6057246), (6, 3028623), (9, 2019082), (13, 1397826), (18, 1009541), (26, 698913), (39, 465942), (78, 232971), (79, 230022), (117, 155314), (158, 115011), (234, 77657), (237, 76674), (474, 38337), (711, 25558), (983, 18486), (1027, 17694), (1422, 12779), (1966, 9243), (2054, 8847), (2949, 6162), (3081, 5898)]