20658889715

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4626851}}^1$

素因数の和:4626922

約数の個数: 16

約数和(自身を含む): 26650667520

約数和(自身を除く): 5991777805

約数列:

[1, 5, 19, 47, 95, 235, 893, 4465, 4626851, 23134255, 87910169, 217461997, 439550845, 1087309985, 4131777943, 20658889715]

約数ペア:

[(1, 20658889715), (5, 4131777943), (19, 1087309985), (47, 439550845), (95, 217461997), (235, 87910169), (893, 23134255), (4465, 4626851)]