19983792

素因数分解:

$2^4\times 3^1\times {\mathrm{263}}^1\times {\mathrm{1583}}^1$

素因数の和:1857

約数の個数: 40

約数和(自身を含む): 51853824

約数和(自身を除く): 31870032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 263, 526, 789, 1052, 1578, 1583, 2104, 3156, 3166, 4208, 4749, 6312, 6332, 9498, 12624, 12664, 18996, 25328, 37992, 75984, 416329, 832658, 1248987, 1665316, 2497974, 3330632, 4995948, 6661264, 9991896, 19983792]

約数ペア:

[(1, 19983792), (2, 9991896), (3, 6661264), (4, 4995948), (6, 3330632), (8, 2497974), (12, 1665316), (16, 1248987), (24, 832658), (48, 416329), (263, 75984), (526, 37992), (789, 25328), (1052, 18996), (1578, 12664), (1583, 12624), (2104, 9498), (3156, 6332), (3166, 6312), (4208, 4749)]