16643924

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 34298880

約数和(自身を除く): 17654956

約数列:

[1, 2, 4, 11, 19, 22, 38, 43, 44, 76, 86, 172, 209, 418, 463, 473, 817, 836, 926, 946, 1634, 1852, 1892, 3268, 5093, 8797, 8987, 10186, 17594, 17974, 19909, 20372, 35188, 35948, 39818, 79636, 96767, 193534, 218999, 378271, 387068, 437998, 756542, 875996, 1513084, 4160981, 8321962, 16643924]

約数ペア:

[(1, 16643924), (2, 8321962), (4, 4160981), (11, 1513084), (19, 875996), (22, 756542), (38, 437998), (43, 387068), (44, 378271), (76, 218999), (86, 193534), (172, 96767), (209, 79636), (418, 39818), (463, 35948), (473, 35188), (817, 20372), (836, 19909), (926, 17974), (946, 17594), (1634, 10186), (1852, 8987), (1892, 8797), (3268, 5093)]