1854664552

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{857}}^1\times {\mathrm{20809}}^1$

素因数の和:21685

約数の個数: 32

約数和(自身を含む): 3749545800

約数和(自身を除く): 1894881248

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 857, 1714, 3428, 6856, 11141, 20809, 22282, 41618, 44564, 83236, 89128, 166472, 270517, 541034, 1082068, 2164136, 17833313, 35666626, 71333252, 142666504, 231833069, 463666138, 927332276, 1854664552]

約数ペア:

[(1, 1854664552), (2, 927332276), (4, 463666138), (8, 231833069), (13, 142666504), (26, 71333252), (52, 35666626), (104, 17833313), (857, 2164136), (1714, 1082068), (3428, 541034), (6856, 270517), (11141, 166472), (20809, 89128), (22282, 83236), (41618, 44564)]