18445938

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{1019}}^1$

素因数の和:1462

約数の個数: 32

約数和(自身を含む): 42301440

約数和(自身を除く): 23855502

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 431, 862, 1019, 1293, 2038, 2586, 3017, 3057, 6034, 6114, 7133, 9051, 14266, 18102, 21399, 42798, 439189, 878378, 1317567, 2635134, 3074323, 6148646, 9222969, 18445938]

約数ペア:

[(1, 18445938), (2, 9222969), (3, 6148646), (6, 3074323), (7, 2635134), (14, 1317567), (21, 878378), (42, 439189), (431, 42798), (862, 21399), (1019, 18102), (1293, 14266), (2038, 9051), (2586, 7133), (3017, 6114), (3057, 6034)]