8621718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1993}}^1$

素因数の和:2108

約数の個数: 32

約数和(自身を含む): 19908096

約数和(自身を除く): 11286378

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 103, 206, 309, 618, 721, 1442, 1993, 2163, 3986, 4326, 5979, 11958, 13951, 27902, 41853, 83706, 205279, 410558, 615837, 1231674, 1436953, 2873906, 4310859, 8621718]

約数ペア:

[(1, 8621718), (2, 4310859), (3, 2873906), (6, 1436953), (7, 1231674), (14, 615837), (21, 410558), (42, 205279), (103, 83706), (206, 41853), (309, 27902), (618, 13951), (721, 11958), (1442, 5979), (1993, 4326), (2163, 3986)]