19812198

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{471719}}^1$

素因数の和:471731

約数の個数: 16

約数和(自身を含む): 45285120

約数和(自身を除く): 25472922

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 471719, 943438, 1415157, 2830314, 3302033, 6604066, 9906099, 19812198]

約数ペア:

[(1, 19812198), (2, 9906099), (3, 6604066), (6, 3302033), (7, 2830314), (14, 1415157), (21, 943438), (42, 471719)]