20451717

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5297}}^1$

素因数の和:5330

約数の個数: 32

約数和(自身を含む): 35602560

約数和(自身を除く): 15150843

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 99, 117, 143, 297, 351, 429, 1287, 3861, 5297, 15891, 47673, 58267, 68861, 143019, 174801, 206583, 524403, 619749, 757471, 1573209, 1859247, 2272413, 6817239, 20451717]

約数ペア:

[(1, 20451717), (3, 6817239), (9, 2272413), (11, 1859247), (13, 1573209), (27, 757471), (33, 619749), (39, 524403), (99, 206583), (117, 174801), (143, 143019), (297, 68861), (351, 58267), (429, 47673), (1287, 15891), (3861, 5297)]