20543255

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{4357}}^1$

素因数の和:4426

約数の個数: 16

約数和(自身を含む): 26357184

約数和(自身を除く): 5813929

約数列:

[1, 5, 23, 41, 115, 205, 943, 4357, 4715, 21785, 100211, 178637, 501055, 893185, 4108651, 20543255]

約数ペア:

[(1, 20543255), (5, 4108651), (23, 893185), (41, 501055), (115, 178637), (205, 100211), (943, 21785), (4357, 4715)]