18991014

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{3253}}^1$

素因数の和:3404

約数の個数: 32

約数和(自身を含む): 43733760

約数和(自身を除く): 24742746

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 139, 278, 417, 834, 973, 1946, 2919, 3253, 5838, 6506, 9759, 19518, 22771, 45542, 68313, 136626, 452167, 904334, 1356501, 2713002, 3165169, 6330338, 9495507, 18991014]

約数ペア:

[(1, 18991014), (2, 9495507), (3, 6330338), (6, 3165169), (7, 2713002), (14, 1356501), (21, 904334), (42, 452167), (139, 136626), (278, 68313), (417, 45542), (834, 22771), (973, 19518), (1946, 9759), (2919, 6506), (3253, 5838)]