18283239

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:301

約数の個数: 40

約数和(自身を含む): 29882160

約数和(自身を除く): 11598921

約数列:

[1, 3, 9, 13, 27, 39, 81, 97, 117, 179, 291, 351, 537, 873, 1053, 1261, 1611, 2327, 2619, 3783, 4833, 6981, 7857, 11349, 14499, 17363, 20943, 34047, 52089, 62829, 102141, 156267, 188487, 225719, 468801, 677157, 1406403, 2031471, 6094413, 18283239]

約数ペア:

[(1, 18283239), (3, 6094413), (9, 2031471), (13, 1406403), (27, 677157), (39, 468801), (81, 225719), (97, 188487), (117, 156267), (179, 102141), (291, 62829), (351, 52089), (537, 34047), (873, 20943), (1053, 17363), (1261, 14499), (1611, 11349), (2327, 7857), (2619, 6981), (3783, 4833)]