20623136

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{9619}}^1$

素因数の和:9696

約数の個数: 24

約数和(自身を含む): 41212080

約数和(自身を除く): 20588944

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 268, 536, 1072, 2144, 9619, 19238, 38476, 76952, 153904, 307808, 644473, 1288946, 2577892, 5155784, 10311568, 20623136]

約数ペア:

[(1, 20623136), (2, 10311568), (4, 5155784), (8, 2577892), (16, 1288946), (32, 644473), (67, 307808), (134, 153904), (268, 76952), (536, 38476), (1072, 19238), (2144, 9619)]