18191010366

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{412663}}^1$

素因数の和:412781

約数の個数: 48

約数和(自身を含む): 41200373760

約数和(自身を除く): 23009363394

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 79, 93, 158, 186, 237, 279, 474, 558, 711, 1422, 2449, 4898, 7347, 14694, 22041, 44082, 412663, 825326, 1237989, 2475978, 3713967, 7427934, 12792553, 25585106, 32600377, 38377659, 65200754, 76755318, 97801131, 115132977, 195602262, 230265954, 293403393, 586806786, 1010611687, 2021223374, 3031835061, 6063670122, 9095505183, 18191010366]

約数ペア:

[(1, 18191010366), (2, 9095505183), (3, 6063670122), (6, 3031835061), (9, 2021223374), (18, 1010611687), (31, 586806786), (62, 293403393), (79, 230265954), (93, 195602262), (158, 115132977), (186, 97801131), (237, 76755318), (279, 65200754), (474, 38377659), (558, 32600377), (711, 25585106), (1422, 12792553), (2449, 7427934), (4898, 3713967), (7347, 2475978), (14694, 1237989), (22041, 825326), (44082, 412663)]