1108649984

素因数分解:

$2^{11}\times {\mathrm{13}}^1\times {\mathrm{41641}}^1$

素因数の和:41676

約数の個数: 48

約数和(自身を含む): 2387335860

約数和(自身を除く): 1278685876

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1024, 1664, 2048, 3328, 6656, 13312, 26624, 41641, 83282, 166564, 333128, 541333, 666256, 1082666, 1332512, 2165332, 2665024, 4330664, 5330048, 8661328, 10660096, 17322656, 21320192, 34645312, 42640384, 69290624, 85280768, 138581248, 277162496, 554324992, 1108649984]

約数ペア:

[(1, 1108649984), (2, 554324992), (4, 277162496), (8, 138581248), (13, 85280768), (16, 69290624), (26, 42640384), (32, 34645312), (52, 21320192), (64, 17322656), (104, 10660096), (128, 8661328), (208, 5330048), (256, 4330664), (416, 2665024), (512, 2165332), (832, 1332512), (1024, 1082666), (1664, 666256), (2048, 541333), (3328, 333128), (6656, 166564), (13312, 83282), (26624, 41641)]