2015918245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{1979}}^1\times {\mathrm{18521}}^1$

素因数の和:20516

約数の個数: 16

約数和(自身を含む): 2640496320

約数和(自身を除く): 624578075

約数列:

[1, 5, 11, 55, 1979, 9895, 18521, 21769, 92605, 108845, 203731, 1018655, 36653059, 183265295, 403183649, 2015918245]

約数ペア:

[(1, 2015918245), (5, 403183649), (11, 183265295), (55, 36653059), (1979, 1018655), (9895, 203731), (18521, 108845), (21769, 92605)]