1999022848

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{251893}}^1$

素因数の和:251940

約数の個数: 36

約数和(自身を含む): 4118970688

約数和(自身を除く): 2119947840

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 251893, 503786, 1007572, 2015144, 4030288, 7808683, 8060576, 15617366, 16121152, 31234732, 32242304, 62469464, 64484608, 124938928, 249877856, 499755712, 999511424, 1999022848]

約数ペア:

[(1, 1999022848), (2, 999511424), (4, 499755712), (8, 249877856), (16, 124938928), (31, 64484608), (32, 62469464), (62, 32242304), (64, 31234732), (124, 16121152), (128, 15617366), (248, 8060576), (256, 7808683), (496, 4030288), (992, 2015144), (1984, 1007572), (3968, 503786), (7936, 251893)]