25531312

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{21859}}^1$

素因数の和:21940

約数の個数: 20

約数和(自身を含む): 50146840

約数和(自身を除く): 24615528

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 21859, 43718, 87436, 174872, 349744, 1595707, 3191414, 6382828, 12765656, 25531312]

約数ペア:

[(1, 25531312), (2, 12765656), (4, 6382828), (8, 3191414), (16, 1595707), (73, 349744), (146, 174872), (292, 87436), (584, 43718), (1168, 21859)]