1991476994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{8521}}^1$

素因数の和:8726

約数の個数: 32

約数和(自身を含む): 3285742320

約数和(自身を除く): 1294265326

約数列:

[1, 2, 13, 26, 89, 101, 178, 202, 1157, 1313, 2314, 2626, 8521, 8989, 17042, 17978, 110773, 116857, 221546, 233714, 758369, 860621, 1516738, 1721242, 9858797, 11188073, 19717594, 22376146, 76595269, 153190538, 995738497, 1991476994]

約数ペア:

[(1, 1991476994), (2, 995738497), (13, 153190538), (26, 76595269), (89, 22376146), (101, 19717594), (178, 11188073), (202, 9858797), (1157, 1721242), (1313, 1516738), (2314, 860621), (2626, 758369), (8521, 233714), (8989, 221546), (17042, 116857), (17978, 110773)]