19355388

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2341}}^1$

素因数の和:2414

約数の個数: 48

約数和(自身を含む): 49575456

約数和(自身を除く): 30220068

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 212, 318, 636, 689, 1378, 2067, 2341, 2756, 4134, 4682, 7023, 8268, 9364, 14046, 28092, 30433, 60866, 91299, 121732, 124073, 182598, 248146, 365196, 372219, 496292, 744438, 1488876, 1612949, 3225898, 4838847, 6451796, 9677694, 19355388]

約数ペア:

[(1, 19355388), (2, 9677694), (3, 6451796), (4, 4838847), (6, 3225898), (12, 1612949), (13, 1488876), (26, 744438), (39, 496292), (52, 372219), (53, 365196), (78, 248146), (106, 182598), (156, 124073), (159, 121732), (212, 91299), (318, 60866), (636, 30433), (689, 28092), (1378, 14046), (2067, 9364), (2341, 8268), (2756, 7023), (4134, 4682)]