20776324

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1223}}^1$

素因数の和:1395

約数の個数: 24

約数和(自身を含む): 37836288

約数和(自身を除く): 17059964

約数列:

[1, 2, 4, 31, 62, 124, 137, 274, 548, 1223, 2446, 4247, 4892, 8494, 16988, 37913, 75826, 151652, 167551, 335102, 670204, 5194081, 10388162, 20776324]

約数ペア:

[(1, 20776324), (2, 10388162), (4, 5194081), (31, 670204), (62, 335102), (124, 167551), (137, 151652), (274, 75826), (548, 37913), (1223, 16988), (2446, 8494), (4247, 4892)]