20953276

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{11987}}^1$

素因数の和:12033

約数の個数: 24

約数和(自身を含む): 40279680

約数和(自身を除く): 19326404

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 874, 1748, 11987, 23974, 47948, 227753, 275701, 455506, 551402, 911012, 1102804, 5238319, 10476638, 20953276]

約数ペア:

[(1, 20953276), (2, 10476638), (4, 5238319), (19, 1102804), (23, 911012), (38, 551402), (46, 455506), (76, 275701), (92, 227753), (437, 47948), (874, 23974), (1748, 11987)]