18845086

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{227}}^1$

素因数の和:376

約数の個数: 32

約数和(自身を含む): 31868928

約数和(自身を除く): 13023842

約数列:

[1, 2, 13, 26, 31, 62, 103, 206, 227, 403, 454, 806, 1339, 2678, 2951, 3193, 5902, 6386, 7037, 14074, 23381, 41509, 46762, 83018, 91481, 182962, 303953, 607906, 724811, 1449622, 9422543, 18845086]

約数ペア:

[(1, 18845086), (2, 9422543), (13, 1449622), (26, 724811), (31, 607906), (62, 303953), (103, 182962), (206, 91481), (227, 83018), (403, 46762), (454, 41509), (806, 23381), (1339, 14074), (2678, 7037), (2951, 6386), (3193, 5902)]