20996834716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1931987}}^1$

素因数の和:1932034

約数の個数: 48

約数和(自身を含む): 45440357760

約数和(自身を除く): 24443523044

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 209, 247, 286, 418, 494, 572, 836, 988, 2717, 5434, 10868, 1931987, 3863974, 7727948, 21251857, 25115831, 36707753, 42503714, 50231662, 73415506, 85007428, 100463324, 146831012, 276274141, 403785283, 477200789, 552548282, 807570566, 954401578, 1105096564, 1615141132, 1908803156, 5249208679, 10498417358, 20996834716]

約数ペア:

[(1, 20996834716), (2, 10498417358), (4, 5249208679), (11, 1908803156), (13, 1615141132), (19, 1105096564), (22, 954401578), (26, 807570566), (38, 552548282), (44, 477200789), (52, 403785283), (76, 276274141), (143, 146831012), (209, 100463324), (247, 85007428), (286, 73415506), (418, 50231662), (494, 42503714), (572, 36707753), (836, 25115831), (988, 21251857), (2717, 7727948), (5434, 3863974), (10868, 1931987)]