20117682

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{577}}^1$

素因数の和:747

約数の個数: 48

約数和(自身を含む): 47338200

約数和(自身を除く): 27220518

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 149, 234, 298, 447, 577, 894, 1154, 1341, 1731, 1937, 2682, 3462, 3874, 5193, 5811, 7501, 10386, 11622, 15002, 17433, 22503, 34866, 45006, 67509, 85973, 135018, 171946, 257919, 515838, 773757, 1117649, 1547514, 2235298, 3352947, 6705894, 10058841, 20117682]

約数ペア:

[(1, 20117682), (2, 10058841), (3, 6705894), (6, 3352947), (9, 2235298), (13, 1547514), (18, 1117649), (26, 773757), (39, 515838), (78, 257919), (117, 171946), (149, 135018), (234, 85973), (298, 67509), (447, 45006), (577, 34866), (894, 22503), (1154, 17433), (1341, 15002), (1731, 11622), (1937, 10386), (2682, 7501), (3462, 5811), (3874, 5193)]