17181918

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{727}}^1$

素因数の和:849

約数の個数: 48

約数和(自身を含む): 40543776

約数和(自身を除く): 23361858

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 101, 117, 202, 234, 303, 606, 727, 909, 1313, 1454, 1818, 2181, 2626, 3939, 4362, 6543, 7878, 9451, 11817, 13086, 18902, 23634, 28353, 56706, 73427, 85059, 146854, 170118, 220281, 440562, 660843, 954551, 1321686, 1909102, 2863653, 5727306, 8590959, 17181918]

約数ペア:

[(1, 17181918), (2, 8590959), (3, 5727306), (6, 2863653), (9, 1909102), (13, 1321686), (18, 954551), (26, 660843), (39, 440562), (78, 220281), (101, 170118), (117, 146854), (202, 85059), (234, 73427), (303, 56706), (606, 28353), (727, 23634), (909, 18902), (1313, 13086), (1454, 11817), (1818, 9451), (2181, 7878), (2626, 6543), (3939, 4362)]