208638056

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{38867}}^1$

素因数の和:38945

約数の個数: 32

約数和(自身を含む): 433766880

約数和(自身を除く): 225128824

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 2684, 5368, 38867, 77734, 155468, 310936, 427537, 855074, 1710148, 2370887, 3420296, 4741774, 9483548, 18967096, 26079757, 52159514, 104319028, 208638056]

約数ペア:

[(1, 208638056), (2, 104319028), (4, 52159514), (8, 26079757), (11, 18967096), (22, 9483548), (44, 4741774), (61, 3420296), (88, 2370887), (122, 1710148), (244, 855074), (488, 427537), (671, 310936), (1342, 155468), (2684, 77734), (5368, 38867)]