2018639648

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107101}}^1$

素因数の和:107161

約数の個数: 48

約数和(自身を含む): 4318352640

約数和(自身を除く): 2299712992

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 76, 124, 152, 248, 304, 496, 589, 608, 992, 1178, 2356, 4712, 9424, 18848, 107101, 214202, 428404, 856808, 1713616, 2034919, 3320131, 3427232, 4069838, 6640262, 8139676, 13280524, 16279352, 26561048, 32558704, 53122096, 63082489, 65117408, 106244192, 126164978, 252329956, 504659912, 1009319824, 2018639648]

約数ペア:

[(1, 2018639648), (2, 1009319824), (4, 504659912), (8, 252329956), (16, 126164978), (19, 106244192), (31, 65117408), (32, 63082489), (38, 53122096), (62, 32558704), (76, 26561048), (124, 16279352), (152, 13280524), (248, 8139676), (304, 6640262), (496, 4069838), (589, 3427232), (608, 3320131), (992, 2034919), (1178, 1713616), (2356, 856808), (4712, 428404), (9424, 214202), (18848, 107101)]