20456487178

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1\times {\mathrm{973099}}^1$

素因数の和:973581

約数の個数: 16

約数和(自身を含む): 32088945600

約数和(自身を除く): 11632458422

約数列:

[1, 2, 23, 46, 457, 914, 10511, 21022, 973099, 1946198, 22381277, 44762554, 444706243, 889412486, 10228243589, 20456487178]

約数ペア:

[(1, 20456487178), (2, 10228243589), (23, 889412486), (46, 444706243), (457, 44762554), (914, 22381277), (10511, 1946198), (21022, 973099)]