18180810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8783}}^1$

素因数の和:8819

約数の個数: 48

約数和(自身を含む): 49330944

約数和(自身を除く): 31150134

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 8783, 17566, 26349, 43915, 52698, 79047, 87830, 131745, 158094, 202009, 263490, 395235, 404018, 606027, 790470, 1010045, 1212054, 1818081, 2020090, 3030135, 3636162, 6060270, 9090405, 18180810]

約数ペア:

[(1, 18180810), (2, 9090405), (3, 6060270), (5, 3636162), (6, 3030135), (9, 2020090), (10, 1818081), (15, 1212054), (18, 1010045), (23, 790470), (30, 606027), (45, 404018), (46, 395235), (69, 263490), (90, 202009), (115, 158094), (138, 131745), (207, 87830), (230, 79047), (345, 52698), (414, 43915), (690, 26349), (1035, 17566), (2070, 8783)]