16961660

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{13903}}^1$

素因数の和:13973

約数の個数: 24

約数和(自身を含む): 36206016

約数和(自身を除く): 19244356

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 13903, 27806, 55612, 69515, 139030, 278060, 848083, 1696166, 3392332, 4240415, 8480830, 16961660]

約数ペア:

[(1, 16961660), (2, 8480830), (4, 4240415), (5, 3392332), (10, 1696166), (20, 848083), (61, 278060), (122, 139030), (244, 69515), (305, 55612), (610, 27806), (1220, 13903)]