20217626

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{317}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 35900928

約数和(自身を除く): 15683302

約数列:

[1, 2, 11, 13, 22, 26, 143, 223, 286, 317, 446, 634, 2453, 2899, 3487, 4121, 4906, 5798, 6974, 8242, 31889, 45331, 63778, 70691, 90662, 141382, 777601, 918983, 1555202, 1837966, 10108813, 20217626]

約数ペア:

[(1, 20217626), (2, 10108813), (11, 1837966), (13, 1555202), (22, 918983), (26, 777601), (143, 141382), (223, 90662), (286, 70691), (317, 63778), (446, 45331), (634, 31889), (2453, 8242), (2899, 6974), (3487, 5798), (4121, 4906)]