20016208

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{73589}}^1$

素因数の和:73614

約数の個数: 20

約数和(自身を含む): 41063220

約数和(自身を除く): 21047012

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 73589, 147178, 294356, 588712, 1177424, 1251013, 2502026, 5004052, 10008104, 20016208]

約数ペア:

[(1, 20016208), (2, 10008104), (4, 5004052), (8, 2502026), (16, 1251013), (17, 1177424), (34, 588712), (68, 294356), (136, 147178), (272, 73589)]