20207876619

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2879}}^1\times {\mathrm{4027}}^1$

素因数の和:6999

約数の個数: 32

約数和(自身を含む): 31182520320

約数和(自身を除く): 10974643701

約数列:

[1, 3, 7, 21, 83, 249, 581, 1743, 2879, 4027, 8637, 12081, 20153, 28189, 60459, 84567, 238957, 334241, 716871, 1002723, 1672699, 2339687, 5018097, 7019061, 11593733, 34781199, 81156131, 243468393, 962279839, 2886839517, 6735958873, 20207876619]

約数ペア:

[(1, 20207876619), (3, 6735958873), (7, 2886839517), (21, 962279839), (83, 243468393), (249, 81156131), (581, 34781199), (1743, 11593733), (2879, 7019061), (4027, 5018097), (8637, 2339687), (12081, 1672699), (20153, 1002723), (28189, 716871), (60459, 334241), (84567, 238957)]