20107305

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3169}}^1$

素因数の和:3230

約数の個数: 32

約数和(自身を含む): 36518400

約数和(自身を除く): 16411095

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 135, 141, 235, 423, 705, 1269, 2115, 3169, 6345, 9507, 15845, 28521, 47535, 85563, 142605, 148943, 427815, 446829, 744715, 1340487, 2234145, 4021461, 6702435, 20107305]

約数ペア:

[(1, 20107305), (3, 6702435), (5, 4021461), (9, 2234145), (15, 1340487), (27, 744715), (45, 446829), (47, 427815), (135, 148943), (141, 142605), (235, 85563), (423, 47535), (705, 28521), (1269, 15845), (2115, 9507), (3169, 6345)]