18000892

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2909}}^1$

素因数の和:2950

約数の個数: 48

約数和(自身を含む): 41065920

約数和(自身を除く): 23065028

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 221, 238, 364, 442, 476, 884, 1547, 2909, 3094, 5818, 6188, 11636, 20363, 37817, 40726, 49453, 75634, 81452, 98906, 151268, 197812, 264719, 346171, 529438, 642889, 692342, 1058876, 1285778, 1384684, 2571556, 4500223, 9000446, 18000892]

約数ペア:

[(1, 18000892), (2, 9000446), (4, 4500223), (7, 2571556), (13, 1384684), (14, 1285778), (17, 1058876), (26, 692342), (28, 642889), (34, 529438), (52, 346171), (68, 264719), (91, 197812), (119, 151268), (182, 98906), (221, 81452), (238, 75634), (364, 49453), (442, 40726), (476, 37817), (884, 20363), (1547, 11636), (2909, 6188), (3094, 5818)]