18810810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4447}}^1$

素因数の和:4507

約数の個数: 48

約数和(自身を含む): 49959936

約数和(自身を除く): 31149126

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 47, 90, 94, 141, 235, 282, 423, 470, 705, 846, 1410, 2115, 4230, 4447, 8894, 13341, 22235, 26682, 40023, 44470, 66705, 80046, 133410, 200115, 209009, 400230, 418018, 627027, 1045045, 1254054, 1881081, 2090090, 3135135, 3762162, 6270270, 9405405, 18810810]

約数ペア:

[(1, 18810810), (2, 9405405), (3, 6270270), (5, 3762162), (6, 3135135), (9, 2090090), (10, 1881081), (15, 1254054), (18, 1045045), (30, 627027), (45, 418018), (47, 400230), (90, 209009), (94, 200115), (141, 133410), (235, 80046), (282, 66705), (423, 44470), (470, 40023), (705, 26682), (846, 22235), (1410, 13341), (2115, 8894), (4230, 4447)]