2808016384

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{288653}}^1$

素因数の和:288690

約数の個数: 40

約数和(自身を含む): 5905860840

約数和(自身を除く): 3097844456

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2432, 4864, 9728, 288653, 577306, 1154612, 2309224, 4618448, 5484407, 9236896, 10968814, 18473792, 21937628, 36947584, 43875256, 73895168, 87750512, 147790336, 175501024, 351002048, 702004096, 1404008192, 2808016384]

約数ペア:

[(1, 2808016384), (2, 1404008192), (4, 702004096), (8, 351002048), (16, 175501024), (19, 147790336), (32, 87750512), (38, 73895168), (64, 43875256), (76, 36947584), (128, 21937628), (152, 18473792), (256, 10968814), (304, 9236896), (512, 5484407), (608, 4618448), (1216, 2309224), (2432, 1154612), (4864, 577306), (9728, 288653)]