20265586

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{8609}}^1$

素因数の和:8729

約数の個数: 16

約数和(自身を含む): 33475680

約数和(自身を除く): 13210094

約数列:

[1, 2, 11, 22, 107, 214, 1177, 2354, 8609, 17218, 94699, 189398, 921163, 1842326, 10132793, 20265586]

約数ペア:

[(1, 20265586), (2, 10132793), (11, 1842326), (22, 921163), (107, 189398), (214, 94699), (1177, 17218), (2354, 8609)]