28987408

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{30707}}^1$

素因数の和:30774

約数の個数: 20

約数和(自身を含む): 57116880

約数和(自身を除く): 28129472

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 30707, 61414, 122828, 245656, 491312, 1811713, 3623426, 7246852, 14493704, 28987408]

約数ペア:

[(1, 28987408), (2, 14493704), (4, 7246852), (8, 3623426), (16, 1811713), (59, 491312), (118, 245656), (236, 122828), (472, 61414), (944, 30707)]