20191072

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3019}}^1$

素因数の和:3059

約数の個数: 48

約数和(自身を含む): 45662400

約数和(自身を除く): 25471328

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 76, 88, 152, 176, 209, 304, 352, 418, 608, 836, 1672, 3019, 3344, 6038, 6688, 12076, 24152, 33209, 48304, 57361, 66418, 96608, 114722, 132836, 229444, 265672, 458888, 531344, 630971, 917776, 1062688, 1261942, 1835552, 2523884, 5047768, 10095536, 20191072]

約数ペア:

[(1, 20191072), (2, 10095536), (4, 5047768), (8, 2523884), (11, 1835552), (16, 1261942), (19, 1062688), (22, 917776), (32, 630971), (38, 531344), (44, 458888), (76, 265672), (88, 229444), (152, 132836), (176, 114722), (209, 96608), (304, 66418), (352, 57361), (418, 48304), (608, 33209), (836, 24152), (1672, 12076), (3019, 6688), (3344, 6038)]