19924552

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{40829}}^1$

素因数の和:40896

約数の個数: 16

約数和(自身を含む): 37971900

約数和(自身を除く): 18047348

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 40829, 81658, 163316, 326632, 2490569, 4981138, 9962276, 19924552]

約数ペア:

[(1, 19924552), (2, 9962276), (4, 4981138), (8, 2490569), (61, 326632), (122, 163316), (244, 81658), (488, 40829)]