2018998436

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{128993}}^1$

素因数の和:129060

約数の個数: 48

約数和(自身を含む): 4449777024

約数和(自身を除く): 2430778588

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 52, 86, 91, 172, 182, 301, 364, 559, 602, 1118, 1204, 2236, 3913, 7826, 15652, 128993, 257986, 515972, 902951, 1676909, 1805902, 3353818, 3611804, 5546699, 6707636, 11093398, 11738363, 22186796, 23476726, 38826893, 46953452, 72107087, 77653786, 144214174, 155307572, 288428348, 504749609, 1009499218, 2018998436]

約数ペア:

[(1, 2018998436), (2, 1009499218), (4, 504749609), (7, 288428348), (13, 155307572), (14, 144214174), (26, 77653786), (28, 72107087), (43, 46953452), (52, 38826893), (86, 23476726), (91, 22186796), (172, 11738363), (182, 11093398), (301, 6707636), (364, 5546699), (559, 3611804), (602, 3353818), (1118, 1805902), (1204, 1676909), (2236, 902951), (3913, 515972), (7826, 257986), (15652, 128993)]