18910360060

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1361}}^1\times {\mathrm{10369}}^1$

素因数の和:11806

約数の個数: 48

約数和(自身を含む): 40337972640

約数和(自身を除く): 21427612580

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 1361, 2722, 5444, 6805, 10369, 13610, 20738, 27220, 41476, 51845, 91187, 103690, 182374, 207380, 364748, 455935, 694723, 911870, 1389446, 1823740, 2778892, 3473615, 6947230, 13894460, 14112209, 28224418, 56448836, 70561045, 141122090, 282244180, 945518003, 1891036006, 3782072012, 4727590015, 9455180030, 18910360060]

約数ペア:

[(1, 18910360060), (2, 9455180030), (4, 4727590015), (5, 3782072012), (10, 1891036006), (20, 945518003), (67, 282244180), (134, 141122090), (268, 70561045), (335, 56448836), (670, 28224418), (1340, 14112209), (1361, 13894460), (2722, 6947230), (5444, 3473615), (6805, 2778892), (10369, 1823740), (13610, 1389446), (20738, 911870), (27220, 694723), (41476, 455935), (51845, 364748), (91187, 207380), (103690, 182374)]