28821556

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{601}}^1\times {\mathrm{631}}^1$

素因数の和:1255

約数の個数: 24

約数和(自身を含む): 53264960

約数和(自身を除く): 24443404

約数列:

[1, 2, 4, 19, 38, 76, 601, 631, 1202, 1262, 2404, 2524, 11419, 11989, 22838, 23978, 45676, 47956, 379231, 758462, 1516924, 7205389, 14410778, 28821556]

約数ペア:

[(1, 28821556), (2, 14410778), (4, 7205389), (19, 1516924), (38, 758462), (76, 379231), (601, 47956), (631, 45676), (1202, 23978), (1262, 22838), (2404, 11989), (2524, 11419)]