19924305

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{281}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 33298560

約数和(自身を除く): 13374255

約数列:

[1, 3, 5, 15, 29, 87, 145, 163, 281, 435, 489, 815, 843, 1405, 2445, 4215, 4727, 8149, 14181, 23635, 24447, 40745, 45803, 70905, 122235, 137409, 229015, 687045, 1328287, 3984861, 6641435, 19924305]

約数ペア:

[(1, 19924305), (3, 6641435), (5, 3984861), (15, 1328287), (29, 687045), (87, 229015), (145, 137409), (163, 122235), (281, 70905), (435, 45803), (489, 40745), (815, 24447), (843, 23635), (1405, 14181), (2445, 8149), (4215, 4727)]