1923511808

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{121189}}^1$

素因数の和:121238

約数の個数: 40

約数和(自身を含む): 3967275840

約数和(自身を除く): 2043764032

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 15872, 121189, 242378, 484756, 969512, 1939024, 3756859, 3878048, 7513718, 7756096, 15027436, 15512192, 30054872, 31024384, 60109744, 62048768, 120219488, 240438976, 480877952, 961755904, 1923511808]

約数ペア:

[(1, 1923511808), (2, 961755904), (4, 480877952), (8, 240438976), (16, 120219488), (31, 62048768), (32, 60109744), (62, 31024384), (64, 30054872), (124, 15512192), (128, 15027436), (248, 7756096), (256, 7513718), (496, 3878048), (512, 3756859), (992, 1939024), (1984, 969512), (3968, 484756), (7936, 242378), (15872, 121189)]