18980148

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2713}}^1$

素因数の和:2784

約数の個数: 48

約数和(自身を含む): 49242816

約数和(自身を除く): 30262668

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 53, 66, 106, 132, 159, 212, 318, 583, 636, 1166, 1749, 2332, 2713, 3498, 5426, 6996, 8139, 10852, 16278, 29843, 32556, 59686, 89529, 119372, 143789, 179058, 287578, 358116, 431367, 575156, 862734, 1581679, 1725468, 3163358, 4745037, 6326716, 9490074, 18980148]

約数ペア:

[(1, 18980148), (2, 9490074), (3, 6326716), (4, 4745037), (6, 3163358), (11, 1725468), (12, 1581679), (22, 862734), (33, 575156), (44, 431367), (53, 358116), (66, 287578), (106, 179058), (132, 143789), (159, 119372), (212, 89529), (318, 59686), (583, 32556), (636, 29843), (1166, 16278), (1749, 10852), (2332, 8139), (2713, 6996), (3498, 5426)]