18958706

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{727}}^1$

素因数の和:818

約数の個数: 32

約数和(自身を含む): 33022080

約数和(自身を除く): 14063374

約数列:

[1, 2, 13, 17, 26, 34, 59, 118, 221, 442, 727, 767, 1003, 1454, 1534, 2006, 9451, 12359, 13039, 18902, 24718, 26078, 42893, 85786, 160667, 321334, 557609, 729181, 1115218, 1458362, 9479353, 18958706]

約数ペア:

[(1, 18958706), (2, 9479353), (13, 1458362), (17, 1115218), (26, 729181), (34, 557609), (59, 321334), (118, 160667), (221, 85786), (442, 42893), (727, 26078), (767, 24718), (1003, 18902), (1454, 13039), (1534, 12359), (2006, 9451)]