19641618

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{13147}}^1$

素因数の和:13238

約数の個数: 24

約数和(自身を含む): 43072848

約数和(自身を除く): 23431230

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 498, 747, 1494, 13147, 26294, 39441, 78882, 118323, 236646, 1091201, 2182402, 3273603, 6547206, 9820809, 19641618]

約数ペア:

[(1, 19641618), (2, 9820809), (3, 6547206), (6, 3273603), (9, 2182402), (18, 1091201), (83, 236646), (166, 118323), (249, 78882), (498, 39441), (747, 26294), (1494, 13147)]