1999755748

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{313}}^1\times {\mathrm{11491}}^1$

素因数の和:11947

約数の個数: 24

約数和(自身を含む): 3536318240

約数和(自身を除く): 1536562492

約数列:

[1, 2, 4, 139, 278, 313, 556, 626, 1252, 11491, 22982, 43507, 45964, 87014, 174028, 1597249, 3194498, 3596683, 6388996, 7193366, 14386732, 499938937, 999877874, 1999755748]

約数ペア:

[(1, 1999755748), (2, 999877874), (4, 499938937), (139, 14386732), (278, 7193366), (313, 6388996), (556, 3596683), (626, 3194498), (1252, 1597249), (11491, 174028), (22982, 87014), (43507, 45964)]