19508864

素因数分解:

$2^7\times {\mathrm{173}}^1\times {\mathrm{881}}^1$

素因数の和:1068

約数の個数: 32

約数和(自身を含む): 39134340

約数和(自身を除く): 19625476

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 173, 346, 692, 881, 1384, 1762, 2768, 3524, 5536, 7048, 11072, 14096, 22144, 28192, 56384, 112768, 152413, 304826, 609652, 1219304, 2438608, 4877216, 9754432, 19508864]

約数ペア:

[(1, 19508864), (2, 9754432), (4, 4877216), (8, 2438608), (16, 1219304), (32, 609652), (64, 304826), (128, 152413), (173, 112768), (346, 56384), (692, 28192), (881, 22144), (1384, 14096), (1762, 11072), (2768, 7048), (3524, 5536)]