20550476

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{853}}^1$

素因数の和:1193

約数の個数: 24

約数和(自身を含む): 38020080

約数和(自身を除く): 17469604

約数列:

[1, 2, 4, 19, 38, 76, 317, 634, 853, 1268, 1706, 3412, 6023, 12046, 16207, 24092, 32414, 64828, 270401, 540802, 1081604, 5137619, 10275238, 20550476]

約数ペア:

[(1, 20550476), (2, 10275238), (4, 5137619), (19, 1081604), (38, 540802), (76, 270401), (317, 64828), (634, 32414), (853, 24092), (1268, 16207), (1706, 12046), (3412, 6023)]