18453110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:273

約数の個数: 48

約数和(自身を含む): 36761040

約数和(自身を除く): 18307930

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 169, 179, 305, 338, 358, 610, 793, 845, 895, 1586, 1690, 1790, 2327, 3965, 4654, 7930, 10309, 10919, 11635, 20618, 21838, 23270, 30251, 51545, 54595, 60502, 103090, 109190, 141947, 151255, 283894, 302510, 709735, 1419470, 1845311, 3690622, 9226555, 18453110]

約数ペア:

[(1, 18453110), (2, 9226555), (5, 3690622), (10, 1845311), (13, 1419470), (26, 709735), (61, 302510), (65, 283894), (122, 151255), (130, 141947), (169, 109190), (179, 103090), (305, 60502), (338, 54595), (358, 51545), (610, 30251), (793, 23270), (845, 21838), (895, 20618), (1586, 11635), (1690, 10919), (1790, 10309), (2327, 7930), (3965, 4654)]