20419908

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{89561}}^1$

素因数の和:89587

約数の個数: 24

約数和(自身を含む): 50154720

約数和(自身を除く): 29734812

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 89561, 179122, 268683, 358244, 537366, 1074732, 1701659, 3403318, 5104977, 6806636, 10209954, 20419908]

約数ペア:

[(1, 20419908), (2, 10209954), (3, 6806636), (4, 5104977), (6, 3403318), (12, 1701659), (19, 1074732), (38, 537366), (57, 358244), (76, 268683), (114, 179122), (228, 89561)]