20150248

素因数分解:

$2^3\times {\mathrm{31}}^2\times {\mathrm{2621}}^1$

素因数の和:2689

約数の個数: 24

約数和(自身を含む): 39054690

約数和(自身を除く): 18904442

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 961, 1922, 2621, 3844, 5242, 7688, 10484, 20968, 81251, 162502, 325004, 650008, 2518781, 5037562, 10075124, 20150248]

約数ペア:

[(1, 20150248), (2, 10075124), (4, 5037562), (8, 2518781), (31, 650008), (62, 325004), (124, 162502), (248, 81251), (961, 20968), (1922, 10484), (2621, 7688), (3844, 5242)]