30398138

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:350

約数の個数: 32

約数和(自身を含む): 49896000

約数和(自身を除く): 19497862

約数列:

[1, 2, 19, 38, 41, 82, 109, 179, 218, 358, 779, 1558, 2071, 3401, 4142, 4469, 6802, 7339, 8938, 14678, 19511, 39022, 84911, 139441, 169822, 278882, 370709, 741418, 799951, 1599902, 15199069, 30398138]

約数ペア:

[(1, 30398138), (2, 15199069), (19, 1599902), (38, 799951), (41, 741418), (82, 370709), (109, 278882), (179, 169822), (218, 139441), (358, 84911), (779, 39022), (1558, 19511), (2071, 14678), (3401, 8938), (4142, 7339), (4469, 6802)]