20138020254

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{491339}}^1$

素因数の和:491387

約数の個数: 80

約数和(自身を含む): 51366648960

約数和(自身を除く): 31228628706

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 27, 33, 46, 54, 66, 69, 81, 99, 138, 162, 198, 207, 253, 297, 414, 506, 594, 621, 759, 891, 1242, 1518, 1782, 1863, 2277, 3726, 4554, 6831, 13662, 20493, 40986, 491339, 982678, 1474017, 2948034, 4422051, 5404729, 8844102, 10809458, 11300797, 13266153, 16214187, 22601594, 26532306, 32428374, 33902391, 39798459, 48642561, 67804782, 79596918, 97285122, 101707173, 124308767, 145927683, 203414346, 248617534, 291855366, 305121519, 372926301, 437783049, 610243038, 745852602, 875566098, 915364557, 1118778903, 1830729114, 2237557806, 3356336709, 6712673418, 10069010127, 20138020254]

約数ペア:

[(1, 20138020254), (2, 10069010127), (3, 6712673418), (6, 3356336709), (9, 2237557806), (11, 1830729114), (18, 1118778903), (22, 915364557), (23, 875566098), (27, 745852602), (33, 610243038), (46, 437783049), (54, 372926301), (66, 305121519), (69, 291855366), (81, 248617534), (99, 203414346), (138, 145927683), (162, 124308767), (198, 101707173), (207, 97285122), (253, 79596918), (297, 67804782), (414, 48642561), (506, 39798459), (594, 33902391), (621, 32428374), (759, 26532306), (891, 22601594), (1242, 16214187), (1518, 13266153), (1782, 11300797), (1863, 10809458), (2277, 8844102), (3726, 5404729), (4554, 4422051), (6831, 2948034), (13662, 1474017), (20493, 982678), (40986, 491339)]