20853826456

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{376097}}^1$

素因数の和:376371

約数の個数: 32

約数和(自身を含む): 40618584000

約数和(自身を除く): 19764757544

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 239, 478, 956, 1912, 6931, 13862, 27724, 55448, 376097, 752194, 1504388, 3008776, 10906813, 21813626, 43627252, 87254504, 89887183, 179774366, 359548732, 719097464, 2606728307, 5213456614, 10426913228, 20853826456]

約数ペア:

[(1, 20853826456), (2, 10426913228), (4, 5213456614), (8, 2606728307), (29, 719097464), (58, 359548732), (116, 179774366), (232, 89887183), (239, 87254504), (478, 43627252), (956, 21813626), (1912, 10906813), (6931, 3008776), (13862, 1504388), (27724, 752194), (55448, 376097)]