18005996

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{2999}}^1$

素因数の和:3101

約数の個数: 24

約数和(自身を含む): 33600000

約数和(自身を除く): 15594004

約数列:

[1, 2, 4, 19, 38, 76, 79, 158, 316, 1501, 2999, 3002, 5998, 6004, 11996, 56981, 113962, 227924, 236921, 473842, 947684, 4501499, 9002998, 18005996]

約数ペア:

[(1, 18005996), (2, 9002998), (4, 4501499), (19, 947684), (38, 473842), (76, 236921), (79, 227924), (158, 113962), (316, 56981), (1501, 11996), (2999, 6004), (3002, 5998)]