2078354638

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{221999}}^1$

素因数の和:222183

約数の個数: 16

約数和(自身を含む): 3239424000

約数和(自身を除く): 1161069362

約数列:

[1, 2, 31, 62, 151, 302, 4681, 9362, 221999, 443998, 6881969, 13763938, 33521849, 67043698, 1039177319, 2078354638]

約数ペア:

[(1, 2078354638), (2, 1039177319), (31, 67043698), (62, 33521849), (151, 13763938), (302, 6881969), (4681, 443998), (9362, 221999)]