39906308

素因数分解:

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

素因数の和:301

約数の個数: 48

約数和(自身を含む): 79968000

約数和(自身を除く): 40061692

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 169, 239, 247, 338, 478, 494, 676, 956, 988, 2197, 3107, 3211, 4394, 4541, 6214, 6422, 8788, 9082, 12428, 12844, 18164, 40391, 41743, 59033, 80782, 83486, 118066, 161564, 166972, 236132, 525083, 767429, 1050166, 1534858, 2100332, 3069716, 9976577, 19953154, 39906308]

約数ペア:

[(1, 39906308), (2, 19953154), (4, 9976577), (13, 3069716), (19, 2100332), (26, 1534858), (38, 1050166), (52, 767429), (76, 525083), (169, 236132), (239, 166972), (247, 161564), (338, 118066), (478, 83486), (494, 80782), (676, 59033), (956, 41743), (988, 40391), (2197, 18164), (3107, 12844), (3211, 12428), (4394, 9082), (4541, 8788), (6214, 6422)]