20280627892

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{38121481}}^1$

素因数の和:38121511

約数の個数: 24

約数和(自身を含む): 42696059840

約数和(自身を除く): 22415431948

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 38121481, 76242962, 152485924, 266850367, 533700734, 724308139, 1067401468, 1448616278, 2897232556, 5070156973, 10140313946, 20280627892]

約数ペア:

[(1, 20280627892), (2, 10140313946), (4, 5070156973), (7, 2897232556), (14, 1448616278), (19, 1067401468), (28, 724308139), (38, 533700734), (76, 266850367), (133, 152485924), (266, 76242962), (532, 38121481)]