219441196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{17657}}^1$

素因数の和:17913

約数の個数: 24

約数和(自身を含む): 415316160

約数和(自身を除く): 195874964

約数列:

[1, 2, 4, 13, 26, 52, 239, 478, 956, 3107, 6214, 12428, 17657, 35314, 70628, 229541, 459082, 918164, 4220023, 8440046, 16880092, 54860299, 109720598, 219441196]

約数ペア:

[(1, 219441196), (2, 109720598), (4, 54860299), (13, 16880092), (26, 8440046), (52, 4220023), (239, 918164), (478, 459082), (956, 229541), (3107, 70628), (6214, 35314), (12428, 17657)]