20181276038

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{751}}^1\times {\mathrm{827}}^1$

素因数の和:1809

約数の個数: 64

約数和(自身を含む): 38016884736

約数和(自身を除く): 17835608698

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 211, 422, 751, 827, 1477, 1502, 1654, 2321, 2954, 4642, 5257, 5789, 8261, 9097, 10514, 11578, 16247, 16522, 18194, 32494, 57827, 63679, 115654, 127358, 158461, 174497, 316922, 348994, 621077, 1109227, 1221479, 1242154, 1743071, 1919467, 2218454, 2442958, 3486142, 3838934, 4347539, 6831847, 8695078, 12201497, 13436269, 13663694, 24402994, 26872538, 47822929, 95645858, 131047247, 262094494, 917330729, 1441519717, 1834661458, 2883039434, 10090638019, 20181276038]

約数ペア:

[(1, 20181276038), (2, 10090638019), (7, 2883039434), (11, 1834661458), (14, 1441519717), (22, 917330729), (77, 262094494), (154, 131047247), (211, 95645858), (422, 47822929), (751, 26872538), (827, 24402994), (1477, 13663694), (1502, 13436269), (1654, 12201497), (2321, 8695078), (2954, 6831847), (4642, 4347539), (5257, 3838934), (5789, 3486142), (8261, 2442958), (9097, 2218454), (10514, 1919467), (11578, 1743071), (16247, 1242154), (16522, 1221479), (18194, 1109227), (32494, 621077), (57827, 348994), (63679, 316922), (115654, 174497), (127358, 158461)]