20903246

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2671}}^1$

素因数の和:2736

約数の個数: 32

約数和(自身を含む): 39502848

約数和(自身を除く): 18599602

約数列:

[1, 2, 7, 13, 14, 26, 43, 86, 91, 182, 301, 559, 602, 1118, 2671, 3913, 5342, 7826, 18697, 34723, 37394, 69446, 114853, 229706, 243061, 486122, 803971, 1493089, 1607942, 2986178, 10451623, 20903246]

約数ペア:

[(1, 20903246), (2, 10451623), (7, 2986178), (13, 1607942), (14, 1493089), (26, 803971), (43, 486122), (86, 243061), (91, 229706), (182, 114853), (301, 69446), (559, 37394), (602, 34723), (1118, 18697), (2671, 7826), (3913, 5342)]