16990976

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{2141}}^1$

素因数の和:2188

約数の個数: 36

約数和(自身を含む): 35025984

約数和(自身を除く): 18035008

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 2141, 3968, 4282, 7936, 8564, 17128, 34256, 66371, 68512, 132742, 137024, 265484, 274048, 530968, 548096, 1061936, 2123872, 4247744, 8495488, 16990976]

約数ペア:

[(1, 16990976), (2, 8495488), (4, 4247744), (8, 2123872), (16, 1061936), (31, 548096), (32, 530968), (62, 274048), (64, 265484), (124, 137024), (128, 132742), (248, 68512), (256, 66371), (496, 34256), (992, 17128), (1984, 8564), (2141, 7936), (3968, 4282)]