20120008

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{673}}^1$

素因数の和:817

約数の個数: 32

約数和(自身を含む): 39186360

約数和(自身を除く): 19066352

約数列:

[1, 2, 4, 8, 37, 74, 101, 148, 202, 296, 404, 673, 808, 1346, 2692, 3737, 5384, 7474, 14948, 24901, 29896, 49802, 67973, 99604, 135946, 199208, 271892, 543784, 2515001, 5030002, 10060004, 20120008]

約数ペア:

[(1, 20120008), (2, 10060004), (4, 5030002), (8, 2515001), (37, 543784), (74, 271892), (101, 199208), (148, 135946), (202, 99604), (296, 67973), (404, 49802), (673, 29896), (808, 24901), (1346, 14948), (2692, 7474), (3737, 5384)]