20199987366

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{811}}^1\times {\mathrm{319327}}^1$

素因数の和:320156

約数の個数: 32

約数和(自身を含む): 43561448448

約数和(自身を除く): 23361461082

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 811, 1622, 2433, 4866, 10543, 21086, 31629, 63258, 319327, 638654, 957981, 1915962, 4151251, 8302502, 12453753, 24907506, 258974197, 517948394, 776922591, 1553845182, 3366664561, 6733329122, 10099993683, 20199987366]

約数ペア:

[(1, 20199987366), (2, 10099993683), (3, 6733329122), (6, 3366664561), (13, 1553845182), (26, 776922591), (39, 517948394), (78, 258974197), (811, 24907506), (1622, 12453753), (2433, 8302502), (4866, 4151251), (10543, 1915962), (21086, 957981), (31629, 638654), (63258, 319327)]