20575018

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1\times {\mathrm{1289}}^1$

素因数の和:1661

約数の個数: 16

約数和(自身を含む): 32322240

約数和(自身を除く): 11747222

約数列:

[1, 2, 23, 46, 347, 694, 1289, 2578, 7981, 15962, 29647, 59294, 447283, 894566, 10287509, 20575018]

約数ペア:

[(1, 20575018), (2, 10287509), (23, 894566), (46, 447283), (347, 59294), (694, 29647), (1289, 15962), (2578, 7981)]