18389284

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{887}}^1$

素因数の和:1035

約数の個数: 24

約数和(自身を含む): 33118848

約数和(自身を除く): 14729564

約数列:

[1, 2, 4, 71, 73, 142, 146, 284, 292, 887, 1774, 3548, 5183, 10366, 20732, 62977, 64751, 125954, 129502, 251908, 259004, 4597321, 9194642, 18389284]

約数ペア:

[(1, 18389284), (2, 9194642), (4, 4597321), (71, 259004), (73, 251908), (142, 129502), (146, 125954), (284, 64751), (292, 62977), (887, 20732), (1774, 10366), (3548, 5183)]