18478572

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{219983}}^1$

素因数の和:219997

約数の個数: 24

約数和(自身を含む): 49276416

約数和(自身を除く): 30797844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 219983, 439966, 659949, 879932, 1319898, 1539881, 2639796, 3079762, 4619643, 6159524, 9239286, 18478572]

約数ペア:

[(1, 18478572), (2, 9239286), (3, 6159524), (4, 4619643), (6, 3079762), (7, 2639796), (12, 1539881), (14, 1319898), (21, 879932), (28, 659949), (42, 439966), (84, 219983)]