18690906

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{8263}}^1$

素因数の和:8310

約数の個数: 32

約数和(自身を含む): 41650560

約数和(自身を除く): 22959654

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 174, 377, 754, 1131, 2262, 8263, 16526, 24789, 49578, 107419, 214838, 239627, 322257, 479254, 644514, 718881, 1437762, 3115151, 6230302, 9345453, 18690906]

約数ペア:

[(1, 18690906), (2, 9345453), (3, 6230302), (6, 3115151), (13, 1437762), (26, 718881), (29, 644514), (39, 479254), (58, 322257), (78, 239627), (87, 214838), (174, 107419), (377, 49578), (754, 24789), (1131, 16526), (2262, 8263)]