16985516

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 33286176

約数和(自身を除く): 16300660

約数列:

[1, 2, 4, 17, 34, 37, 43, 68, 74, 86, 148, 157, 172, 314, 628, 629, 731, 1258, 1462, 1591, 2516, 2669, 2924, 3182, 5338, 5809, 6364, 6751, 10676, 11618, 13502, 23236, 27004, 27047, 54094, 98753, 108188, 114767, 197506, 229534, 249787, 395012, 459068, 499574, 999148, 4246379, 8492758, 16985516]

約数ペア:

[(1, 16985516), (2, 8492758), (4, 4246379), (17, 999148), (34, 499574), (37, 459068), (43, 395012), (68, 249787), (74, 229534), (86, 197506), (148, 114767), (157, 108188), (172, 98753), (314, 54094), (628, 27047), (629, 27004), (731, 23236), (1258, 13502), (1462, 11618), (1591, 10676), (2516, 6751), (2669, 6364), (2924, 5809), (3182, 5338)]