31603916

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{1069}}^1$

素因数の和:1481

約数の個数: 24

約数和(自身を含む): 58422000

約数和(自身を除く): 26818084

約数列:

[1, 2, 4, 19, 38, 76, 389, 778, 1069, 1556, 2138, 4276, 7391, 14782, 20311, 29564, 40622, 81244, 415841, 831682, 1663364, 7900979, 15801958, 31603916]

約数ペア:

[(1, 31603916), (2, 15801958), (4, 7900979), (19, 1663364), (38, 831682), (76, 415841), (389, 81244), (778, 40622), (1069, 29564), (1556, 20311), (2138, 14782), (4276, 7391)]