18996618

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2347}}^1$

素因数の和:2442

約数の個数: 32

約数和(自身を含む): 40573440

約数和(自身を除く): 21576822

約数列:

[1, 2, 3, 6, 19, 38, 57, 71, 114, 142, 213, 426, 1349, 2347, 2698, 4047, 4694, 7041, 8094, 14082, 44593, 89186, 133779, 166637, 267558, 333274, 499911, 999822, 3166103, 6332206, 9498309, 18996618]

約数ペア:

[(1, 18996618), (2, 9498309), (3, 6332206), (6, 3166103), (19, 999822), (38, 499911), (57, 333274), (71, 267558), (114, 166637), (142, 133779), (213, 89186), (426, 44593), (1349, 14082), (2347, 8094), (2698, 7041), (4047, 4694)]