19866222

素因数分解:

$2^1\times 3^5\times {\mathrm{41}}^1\times {\mathrm{997}}^1$

素因数の和:1055

約数の個数: 48

約数和(自身を含む): 45772272

約数和(自身を除く): 25906050

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 81, 82, 123, 162, 243, 246, 369, 486, 738, 997, 1107, 1994, 2214, 2991, 3321, 5982, 6642, 8973, 9963, 17946, 19926, 26919, 40877, 53838, 80757, 81754, 122631, 161514, 242271, 245262, 367893, 484542, 735786, 1103679, 2207358, 3311037, 6622074, 9933111, 19866222]

約数ペア:

[(1, 19866222), (2, 9933111), (3, 6622074), (6, 3311037), (9, 2207358), (18, 1103679), (27, 735786), (41, 484542), (54, 367893), (81, 245262), (82, 242271), (123, 161514), (162, 122631), (243, 81754), (246, 80757), (369, 53838), (486, 40877), (738, 26919), (997, 19926), (1107, 17946), (1994, 9963), (2214, 8973), (2991, 6642), (3321, 5982)]