20018498

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{4423}}^1$

素因数の和:4529

約数の個数: 16

約数和(自身を含む): 31428096

約数和(自身を除く): 11409598

約数列:

[1, 2, 31, 62, 73, 146, 2263, 4423, 4526, 8846, 137113, 274226, 322879, 645758, 10009249, 20018498]

約数ペア:

[(1, 20018498), (2, 10009249), (31, 645758), (62, 322879), (73, 274226), (146, 137113), (2263, 8846), (4423, 4526)]