19787282

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{1163}}^1$

素因数の和:1393

約数の個数: 16

約数和(自身を含む): 30506112

約数和(自身を除く): 10718830

約数列:

[1, 2, 47, 94, 181, 362, 1163, 2326, 8507, 17014, 54661, 109322, 210503, 421006, 9893641, 19787282]

約数ペア:

[(1, 19787282), (2, 9893641), (47, 421006), (94, 210503), (181, 109322), (362, 54661), (1163, 17014), (2326, 8507)]