2018630915

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1$

素因数の和:636

約数の個数: 64

約数和(自身を含む): 3020903424

約数和(自身を除く): 1002272509

約数列:

[1, 5, 7, 17, 35, 43, 85, 119, 215, 257, 301, 307, 595, 731, 1285, 1505, 1535, 1799, 2149, 3655, 4369, 5117, 5219, 8995, 10745, 11051, 13201, 21845, 25585, 26095, 30583, 36533, 55255, 66005, 77357, 78899, 92407, 152915, 182665, 187867, 224417, 386785, 394495, 462035, 552293, 939335, 1122085, 1315069, 1341283, 1570919, 2761465, 3392657, 6575345, 6706415, 7854595, 9388981, 16963285, 23748599, 46944905, 57675169, 118742995, 288375845, 403726183, 2018630915]

約数ペア:

[(1, 2018630915), (5, 403726183), (7, 288375845), (17, 118742995), (35, 57675169), (43, 46944905), (85, 23748599), (119, 16963285), (215, 9388981), (257, 7854595), (301, 6706415), (307, 6575345), (595, 3392657), (731, 2761465), (1285, 1570919), (1505, 1341283), (1535, 1315069), (1799, 1122085), (2149, 939335), (3655, 552293), (4369, 462035), (5117, 394495), (5219, 386785), (8995, 224417), (10745, 187867), (11051, 182665), (13201, 152915), (21845, 92407), (25585, 78899), (26095, 77357), (30583, 66005), (36533, 55255)]