19953154

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 34272000

約数和(自身を除く): 14318846

約数列:

[1, 2, 13, 19, 26, 38, 169, 239, 247, 338, 478, 494, 2197, 3107, 3211, 4394, 4541, 6214, 6422, 9082, 40391, 41743, 59033, 80782, 83486, 118066, 525083, 767429, 1050166, 1534858, 9976577, 19953154]

約数ペア:

[(1, 19953154), (2, 9976577), (13, 1534858), (19, 1050166), (26, 767429), (38, 525083), (169, 118066), (239, 83486), (247, 80782), (338, 59033), (478, 41743), (494, 40391), (2197, 9082), (3107, 6422), (3211, 6214), (4394, 4541)]