20165378804945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{693087431}}^1$

素因数の和:693087493

約数の個数: 24

約数和(自身を含む): 27595969192512

約数和(自身を除く): 7430590387567

約数列:

[1, 5, 11, 23, 55, 115, 253, 529, 1265, 2645, 5819, 29095, 693087431, 3465437155, 7623961741, 15941010913, 38119808705, 79705054565, 175351120043, 366643250999, 876755600215, 1833216254995, 4033075760989, 20165378804945]

約数ペア:

[(1, 20165378804945), (5, 4033075760989), (11, 1833216254995), (23, 876755600215), (55, 366643250999), (115, 175351120043), (253, 79705054565), (529, 38119808705), (1265, 15941010913), (2645, 7623961741), (5819, 3465437155), (29095, 693087431)]