16872018

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{1187}}^1$

素因数の和:1318

約数の個数: 32

約数和(自身を含む): 35582976

約数和(自身を除く): 18710958

約数列:

[1, 2, 3, 6, 23, 46, 69, 103, 138, 206, 309, 618, 1187, 2369, 2374, 3561, 4738, 7107, 7122, 14214, 27301, 54602, 81903, 122261, 163806, 244522, 366783, 733566, 2812003, 5624006, 8436009, 16872018]

約数ペア:

[(1, 16872018), (2, 8436009), (3, 5624006), (6, 2812003), (23, 733566), (46, 366783), (69, 244522), (103, 163806), (138, 122261), (206, 81903), (309, 54602), (618, 27301), (1187, 14214), (2369, 7122), (2374, 7107), (3561, 4738)]