18908898

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1877}}^1$

素因数の和:1978

約数の個数: 32

約数和(自身を含む): 40023936

約数和(自身を除く): 21115038

約数列:

[1, 2, 3, 6, 23, 46, 69, 73, 138, 146, 219, 438, 1679, 1877, 3358, 3754, 5037, 5631, 10074, 11262, 43171, 86342, 129513, 137021, 259026, 274042, 411063, 822126, 3151483, 6302966, 9454449, 18908898]

約数ペア:

[(1, 18908898), (2, 9454449), (3, 6302966), (6, 3151483), (23, 822126), (46, 411063), (69, 274042), (73, 259026), (138, 137021), (146, 129513), (219, 86342), (438, 43171), (1679, 11262), (1877, 10074), (3358, 5631), (3754, 5037)]