20153720937

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1327}}^1\times {\mathrm{9907}}^1$

素因数の和:11317

約数の個数: 32

約数和(自身を含む): 31157727232

約数和(自身を除く): 11004006295

約数列:

[1, 3, 7, 21, 73, 219, 511, 1327, 1533, 3981, 9289, 9907, 27867, 29721, 69349, 96871, 208047, 290613, 678097, 723211, 2034291, 2169633, 5062477, 13146589, 15187431, 39439767, 92026123, 276078369, 959700997, 2879102991, 6717906979, 20153720937]

約数ペア:

[(1, 20153720937), (3, 6717906979), (7, 2879102991), (21, 959700997), (73, 276078369), (219, 92026123), (511, 39439767), (1327, 15187431), (1533, 13146589), (3981, 5062477), (9289, 2169633), (9907, 2034291), (27867, 723211), (29721, 678097), (69349, 290613), (96871, 208047)]