19843072

素因数分解:

$2^{11}\times {\mathrm{9689}}^1$

素因数の和:9711

約数の個数: 24

約数和(自身を含む): 39680550

約数和(自身を除く): 19837478

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 9689, 19378, 38756, 77512, 155024, 310048, 620096, 1240192, 2480384, 4960768, 9921536, 19843072]

約数ペア:

[(1, 19843072), (2, 9921536), (4, 4960768), (8, 2480384), (16, 1240192), (32, 620096), (64, 310048), (128, 155024), (256, 77512), (512, 38756), (1024, 19378), (2048, 9689)]