12989408

素因数分解:

$2^5\times {\mathrm{101}}^1\times {\mathrm{4019}}^1$

素因数の和:4130

約数の個数: 24

約数和(自身を含む): 25832520

約数和(自身を除く): 12843112

約数列:

[1, 2, 4, 8, 16, 32, 101, 202, 404, 808, 1616, 3232, 4019, 8038, 16076, 32152, 64304, 128608, 405919, 811838, 1623676, 3247352, 6494704, 12989408]

約数ペア:

[(1, 12989408), (2, 6494704), (4, 3247352), (8, 1623676), (16, 811838), (32, 405919), (101, 128608), (202, 64304), (404, 32152), (808, 16076), (1616, 8038), (3232, 4019)]