20680592

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{30059}}^1$

素因数の和:30110

約数の個数: 20

約数和(自身を含む): 41001840

約数和(自身を除く): 20321248

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 30059, 60118, 120236, 240472, 480944, 1292537, 2585074, 5170148, 10340296, 20680592]

約数ペア:

[(1, 20680592), (2, 10340296), (4, 5170148), (8, 2585074), (16, 1292537), (43, 480944), (86, 240472), (172, 120236), (344, 60118), (688, 30059)]