2018918403

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1\times {\mathrm{569}}^1$

素因数の和:940

約数の個数: 48

約数和(自身を含む): 3109354560

約数和(自身を除く): 1090436157

約数列:

[1, 3, 9, 23, 61, 69, 183, 207, 281, 549, 569, 843, 1403, 1707, 2529, 4209, 5121, 6463, 12627, 13087, 17141, 19389, 34709, 39261, 51423, 58167, 104127, 117783, 154269, 159889, 312381, 394243, 479667, 798307, 1182729, 1439001, 2394921, 3548187, 3677447, 7184763, 9753229, 11032341, 29259687, 33097023, 87779061, 224324267, 672972801, 2018918403]

約数ペア:

[(1, 2018918403), (3, 672972801), (9, 224324267), (23, 87779061), (61, 33097023), (69, 29259687), (183, 11032341), (207, 9753229), (281, 7184763), (549, 3677447), (569, 3548187), (843, 2394921), (1403, 1439001), (1707, 1182729), (2529, 798307), (4209, 479667), (5121, 394243), (6463, 312381), (12627, 159889), (13087, 154269), (17141, 117783), (19389, 104127), (34709, 58167), (39261, 51423)]