40481818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^3\times {\mathrm{227}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 69330240

約数和(自身を除く): 28848422

約数列:

[1, 2, 13, 19, 26, 38, 227, 247, 361, 454, 494, 722, 2951, 4313, 4693, 5902, 6859, 8626, 9386, 13718, 56069, 81947, 89167, 112138, 163894, 178334, 1065311, 1556993, 2130622, 3113986, 20240909, 40481818]

約数ペア:

[(1, 40481818), (2, 20240909), (13, 3113986), (19, 2130622), (26, 1556993), (38, 1065311), (227, 178334), (247, 163894), (361, 112138), (454, 89167), (494, 81947), (722, 56069), (2951, 13718), (4313, 9386), (4693, 8626), (5902, 6859)]