17927982

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 72

約数和(自身を含む): 42793920

約数和(自身を除く): 24865938

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 89, 93, 114, 171, 178, 186, 267, 279, 342, 361, 534, 558, 589, 722, 801, 1083, 1178, 1602, 1691, 1767, 2166, 2759, 3249, 3382, 3534, 5073, 5301, 5518, 6498, 8277, 10146, 10602, 11191, 15219, 16554, 22382, 24831, 30438, 32129, 33573, 49662, 52421, 64258, 67146, 96387, 100719, 104842, 157263, 192774, 201438, 289161, 314526, 471789, 578322, 943578, 995999, 1991998, 2987997, 5975994, 8963991, 17927982]

約数ペア:

[(1, 17927982), (2, 8963991), (3, 5975994), (6, 2987997), (9, 1991998), (18, 995999), (19, 943578), (31, 578322), (38, 471789), (57, 314526), (62, 289161), (89, 201438), (93, 192774), (114, 157263), (171, 104842), (178, 100719), (186, 96387), (267, 67146), (279, 64258), (342, 52421), (361, 49662), (534, 33573), (558, 32129), (589, 30438), (722, 24831), (801, 22382), (1083, 16554), (1178, 15219), (1602, 11191), (1691, 10602), (1767, 10146), (2166, 8277), (2759, 6498), (3249, 5518), (3382, 5301), (3534, 5073)]