19655488

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{9907}}^1$

素因数の和:9950

約数の個数: 28

約数和(自身を含む): 40266112

約数和(自身を除く): 20610624

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 9907, 19814, 39628, 79256, 158512, 307117, 317024, 614234, 634048, 1228468, 2456936, 4913872, 9827744, 19655488]

約数ペア:

[(1, 19655488), (2, 9827744), (4, 4913872), (8, 2456936), (16, 1228468), (31, 634048), (32, 614234), (62, 317024), (64, 307117), (124, 158512), (248, 79256), (496, 39628), (992, 19814), (1984, 9907)]