20174744884

素因数分解:

$2^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{607}}^1\times {\mathrm{5323}}^1$

素因数の和:6164

約数の個数: 48

約数和(自身を含む): 40604827648

約数和(自身を除く): 20430082764

約数列:

[1, 2, 4, 7, 14, 28, 223, 446, 607, 892, 1214, 1561, 2428, 3122, 4249, 5323, 6244, 8498, 10646, 16996, 21292, 37261, 74522, 135361, 149044, 270722, 541444, 947527, 1187029, 1895054, 2374058, 3231061, 3790108, 4748116, 6462122, 8309203, 12924244, 16618406, 22617427, 33236812, 45234854, 90469708, 720526603, 1441053206, 2882106412, 5043686221, 10087372442, 20174744884]

約数ペア:

[(1, 20174744884), (2, 10087372442), (4, 5043686221), (7, 2882106412), (14, 1441053206), (28, 720526603), (223, 90469708), (446, 45234854), (607, 33236812), (892, 22617427), (1214, 16618406), (1561, 12924244), (2428, 8309203), (3122, 6462122), (4249, 4748116), (5323, 3790108), (6244, 3231061), (8498, 2374058), (10646, 1895054), (16996, 1187029), (21292, 947527), (37261, 541444), (74522, 270722), (135361, 149044)]