20490056

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5861}}^1$

素因数の和:5909

約数の個数: 32

約数和(自身を含む): 42206400

約数和(自身を除く): 21716344

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 874, 1748, 3496, 5861, 11722, 23444, 46888, 111359, 134803, 222718, 269606, 445436, 539212, 890872, 1078424, 2561257, 5122514, 10245028, 20490056]

約数ペア:

[(1, 20490056), (2, 10245028), (4, 5122514), (8, 2561257), (19, 1078424), (23, 890872), (38, 539212), (46, 445436), (76, 269606), (92, 222718), (152, 134803), (184, 111359), (437, 46888), (874, 23444), (1748, 11722), (3496, 5861)]