20825336

素因数分解:

$2^3\times 7^1\times {\mathrm{373}}^1\times {\mathrm{997}}^1$

素因数の和:1383

約数の個数: 32

約数和(自身を含む): 44790240

約数和(自身を除く): 23964904

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 373, 746, 997, 1492, 1994, 2611, 2984, 3988, 5222, 6979, 7976, 10444, 13958, 20888, 27916, 55832, 371881, 743762, 1487524, 2603167, 2975048, 5206334, 10412668, 20825336]

約数ペア:

[(1, 20825336), (2, 10412668), (4, 5206334), (7, 2975048), (8, 2603167), (14, 1487524), (28, 743762), (56, 371881), (373, 55832), (746, 27916), (997, 20888), (1492, 13958), (1994, 10444), (2611, 7976), (2984, 6979), (3988, 5222)]