20000214

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{673}}^1$

素因数の和:821

約数の個数: 48

約数和(自身を含む): 47104512

約数和(自身を除く): 27104298

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 127, 234, 254, 381, 673, 762, 1143, 1346, 1651, 2019, 2286, 3302, 4038, 4953, 6057, 8749, 9906, 12114, 14859, 17498, 26247, 29718, 52494, 78741, 85471, 157482, 170942, 256413, 512826, 769239, 1111123, 1538478, 2222246, 3333369, 6666738, 10000107, 20000214]

約数ペア:

[(1, 20000214), (2, 10000107), (3, 6666738), (6, 3333369), (9, 2222246), (13, 1538478), (18, 1111123), (26, 769239), (39, 512826), (78, 256413), (117, 170942), (127, 157482), (234, 85471), (254, 78741), (381, 52494), (673, 29718), (762, 26247), (1143, 17498), (1346, 14859), (1651, 12114), (2019, 9906), (2286, 8749), (3302, 6057), (4038, 4953)]