19511844

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2789}}^1$

素因数の和:2860

約数の個数: 48

約数和(自身を含む): 50621760

約数和(自身を除く): 31109916

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 53, 66, 106, 132, 159, 212, 318, 583, 636, 1166, 1749, 2332, 2789, 3498, 5578, 6996, 8367, 11156, 16734, 30679, 33468, 61358, 92037, 122716, 147817, 184074, 295634, 368148, 443451, 591268, 886902, 1625987, 1773804, 3251974, 4877961, 6503948, 9755922, 19511844]

約数ペア:

[(1, 19511844), (2, 9755922), (3, 6503948), (4, 4877961), (6, 3251974), (11, 1773804), (12, 1625987), (22, 886902), (33, 591268), (44, 443451), (53, 368148), (66, 295634), (106, 184074), (132, 147817), (159, 122716), (212, 92037), (318, 61358), (583, 33468), (636, 30679), (1166, 16734), (1749, 11156), (2332, 8367), (2789, 6996), (3498, 5578)]