18611316

素因数分解:

$2^2\times 3^3\times {\mathrm{389}}^1\times {\mathrm{443}}^1$

素因数の和:845

約数の個数: 48

約数和(自身を含む): 48484800

約数和(自身を除く): 29873484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 389, 443, 778, 886, 1167, 1329, 1556, 1772, 2334, 2658, 3501, 3987, 4668, 5316, 7002, 7974, 10503, 11961, 14004, 15948, 21006, 23922, 42012, 47844, 172327, 344654, 516981, 689308, 1033962, 1550943, 2067924, 3101886, 4652829, 6203772, 9305658, 18611316]

約数ペア:

[(1, 18611316), (2, 9305658), (3, 6203772), (4, 4652829), (6, 3101886), (9, 2067924), (12, 1550943), (18, 1033962), (27, 689308), (36, 516981), (54, 344654), (108, 172327), (389, 47844), (443, 42012), (778, 23922), (886, 21006), (1167, 15948), (1329, 14004), (1556, 11961), (1772, 10503), (2334, 7974), (2658, 7002), (3501, 5316), (3987, 4668)]