208074890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{2731}}^1$

素因数の和:3158

約数の個数: 32

約数和(自身を含む): 395375040

約数和(自身を除く): 187300150

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 401, 802, 2005, 2731, 4010, 5462, 7619, 13655, 15238, 27310, 38095, 51889, 76190, 103778, 259445, 518890, 1095131, 2190262, 5475655, 10951310, 20807489, 41614978, 104037445, 208074890]

約数ペア:

[(1, 208074890), (2, 104037445), (5, 41614978), (10, 20807489), (19, 10951310), (38, 5475655), (95, 2190262), (190, 1095131), (401, 518890), (802, 259445), (2005, 103778), (2731, 76190), (4010, 51889), (5462, 38095), (7619, 27310), (13655, 15238)]