20159901224

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{41311273}}^1$

素因数の和:41311340

約数の個数: 16

約数和(自身を含む): 38419484820

約数和(自身を除く): 18259583596

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 41311273, 82622546, 165245092, 330490184, 2519987653, 5039975306, 10079950612, 20159901224]

約数ペア:

[(1, 20159901224), (2, 10079950612), (4, 5039975306), (8, 2519987653), (61, 330490184), (122, 165245092), (244, 82622546), (488, 41311273)]