18590299

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:295

約数の個数: 32

約数和(自身を含む): 24748416

約数和(自身を除く): 6158117

約数列:

[1, 7, 13, 17, 61, 91, 119, 197, 221, 427, 793, 1037, 1379, 1547, 2561, 3349, 5551, 7259, 12017, 13481, 17927, 23443, 43537, 84119, 94367, 156221, 204289, 304759, 1093547, 1430023, 2655757, 18590299]

約数ペア:

[(1, 18590299), (7, 2655757), (13, 1430023), (17, 1093547), (61, 304759), (91, 204289), (119, 156221), (197, 94367), (221, 84119), (427, 43537), (793, 23443), (1037, 17927), (1379, 13481), (1547, 12017), (2561, 7259), (3349, 5551)]