2019202913

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{5051}}^1$

素因数の和:5285

約数の個数: 32

約数和(自身を含む): 2607316992

約数和(自身を除く): 588114079

約数列:

[1, 7, 13, 23, 91, 161, 191, 299, 1337, 2093, 2483, 4393, 5051, 17381, 30751, 35357, 57109, 65663, 116173, 399763, 459641, 813211, 964741, 1510249, 6753187, 10571743, 12541633, 22189043, 87791431, 155323301, 288457559, 2019202913]

約数ペア:

[(1, 2019202913), (7, 288457559), (13, 155323301), (23, 87791431), (91, 22189043), (161, 12541633), (191, 10571743), (299, 6753187), (1337, 1510249), (2093, 964741), (2483, 813211), (4393, 459641), (5051, 399763), (17381, 116173), (30751, 65663), (35357, 57109)]