19764665

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{1439}}^1$

素因数の和:1552

約数の個数: 16

約数和(自身を含む): 24675840

約数和(自身を除く): 4911175

約数列:

[1, 5, 41, 67, 205, 335, 1439, 2747, 7195, 13735, 58999, 96413, 294995, 482065, 3952933, 19764665]

約数ペア:

[(1, 19764665), (5, 3952933), (41, 482065), (67, 294995), (205, 96413), (335, 58999), (1439, 13735), (2747, 7195)]