20895756335

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{523}}^1\times {\mathrm{1321}}^1$

素因数の和:2135

約数の個数: 32

約数和(自身を含む): 26334747648

約数和(自身を除く): 5438991313

約数列:

[1, 5, 23, 115, 263, 523, 1315, 1321, 2615, 6049, 6605, 12029, 30245, 30383, 60145, 137549, 151915, 347423, 687745, 690883, 1737115, 3163627, 3454415, 7990729, 15818135, 15890309, 39953645, 79451545, 181702229, 908511145, 4179151267, 20895756335]

約数ペア:

[(1, 20895756335), (5, 4179151267), (23, 908511145), (115, 181702229), (263, 79451545), (523, 39953645), (1315, 15890309), (1321, 15818135), (2615, 7990729), (6049, 3454415), (6605, 3163627), (12029, 1737115), (30245, 690883), (30383, 687745), (60145, 347423), (137549, 151915)]