20340446

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 36080640

約数和(自身を除く): 15740194

約数列:

[1, 2, 7, 14, 53, 79, 106, 158, 347, 371, 553, 694, 742, 1106, 2429, 4187, 4858, 8374, 18391, 27413, 29309, 36782, 54826, 58618, 128737, 191891, 257474, 383782, 1452889, 2905778, 10170223, 20340446]

約数ペア:

[(1, 20340446), (2, 10170223), (7, 2905778), (14, 1452889), (53, 383782), (79, 257474), (106, 191891), (158, 128737), (347, 58618), (371, 54826), (553, 36782), (694, 29309), (742, 27413), (1106, 18391), (2429, 8374), (4187, 4858)]