19589296

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{20071}}^1$

素因数の和:20140

約数の個数: 20

約数和(自身を含む): 38578384

約数和(自身を除く): 18989088

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 20071, 40142, 80284, 160568, 321136, 1224331, 2448662, 4897324, 9794648, 19589296]

約数ペア:

[(1, 19589296), (2, 9794648), (4, 4897324), (8, 2448662), (16, 1224331), (61, 321136), (122, 160568), (244, 80284), (488, 40142), (976, 20071)]