15921004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{743}}^1$

素因数の和:1245

約数の個数: 24

約数和(自身を含む): 30498048

約数和(自身を除く): 14577044

約数列:

[1, 2, 4, 11, 22, 44, 487, 743, 974, 1486, 1948, 2972, 5357, 8173, 10714, 16346, 21428, 32692, 361841, 723682, 1447364, 3980251, 7960502, 15921004]

約数ペア:

[(1, 15921004), (2, 7960502), (4, 3980251), (11, 1447364), (22, 723682), (44, 361841), (487, 32692), (743, 21428), (974, 16346), (1486, 10714), (1948, 8173), (2972, 5357)]