18956517505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1297}}^1\times {\mathrm{1607}}^1$

素因数の和:3033

約数の個数: 32

約数和(自身を含む): 24344914176

約数和(自身を除く): 5388396671

約数列:

[1, 5, 17, 85, 107, 535, 1297, 1607, 1819, 6485, 8035, 9095, 22049, 27319, 110245, 136595, 138779, 171949, 693895, 859745, 2084279, 2359243, 2923133, 10421395, 11796215, 14615665, 35432743, 177163715, 223017853, 1115089265, 3791303501, 18956517505]

約数ペア:

[(1, 18956517505), (5, 3791303501), (17, 1115089265), (85, 223017853), (107, 177163715), (535, 35432743), (1297, 14615665), (1607, 11796215), (1819, 10421395), (6485, 2923133), (8035, 2359243), (9095, 2084279), (22049, 859745), (27319, 693895), (110245, 171949), (136595, 138779)]