18821034686

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{523}}^1\times {\mathrm{1321}}^1$

素因数の和:2156

約数の個数: 32

約数和(自身を含む): 28953259488

約数和(自身を除く): 10132224802

約数列:

[1, 2, 53, 106, 257, 514, 523, 1046, 1321, 2642, 13621, 27242, 27719, 55438, 70013, 134411, 140026, 268822, 339497, 678994, 690883, 1381766, 7123783, 14247566, 17993341, 35986682, 36616799, 73233598, 177556931, 355113862, 9410517343, 18821034686]

約数ペア:

[(1, 18821034686), (2, 9410517343), (53, 355113862), (106, 177556931), (257, 73233598), (514, 36616799), (523, 35986682), (1046, 17993341), (1321, 14247566), (2642, 7123783), (13621, 1381766), (27242, 690883), (27719, 678994), (55438, 339497), (70013, 268822), (134411, 140026)]