20321014

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{347}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 36080640

約数和(自身を除く): 15759626

約数列:

[1, 2, 7, 14, 47, 89, 94, 178, 329, 347, 623, 658, 694, 1246, 2429, 4183, 4858, 8366, 16309, 29281, 30883, 32618, 58562, 61766, 114163, 216181, 228326, 432362, 1451501, 2903002, 10160507, 20321014]

約数ペア:

[(1, 20321014), (2, 10160507), (7, 2903002), (14, 1451501), (47, 432362), (89, 228326), (94, 216181), (178, 114163), (329, 61766), (347, 58562), (623, 32618), (658, 30883), (694, 29281), (1246, 16309), (2429, 8366), (4183, 4858)]