18804559280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18081307}}^1$

素因数の和:18081333

約数の個数: 40

約数和(自身を含む): 47083726032

約数和(自身を除く): 28279166752

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 18081307, 36162614, 72325228, 90406535, 144650456, 180813070, 235056991, 289300912, 361626140, 470113982, 723252280, 940227964, 1175284955, 1446504560, 1880455928, 2350569910, 3760911856, 4701139820, 9402279640, 18804559280]

約数ペア:

[(1, 18804559280), (2, 9402279640), (4, 4701139820), (5, 3760911856), (8, 2350569910), (10, 1880455928), (13, 1446504560), (16, 1175284955), (20, 940227964), (26, 723252280), (40, 470113982), (52, 361626140), (65, 289300912), (80, 235056991), (104, 180813070), (130, 144650456), (208, 90406535), (260, 72325228), (520, 36162614), (1040, 18081307)]