20996845429

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{202823}}^1$

素因数の和:203496

約数の個数: 16

約数和(自身を含む): 25078781952

約数和(自身を除く): 4081936523

約数列:

[1, 7, 23, 161, 643, 4501, 14789, 103523, 202823, 1419761, 4664929, 32654503, 130415189, 912906323, 2999549347, 20996845429]

約数ペア:

[(1, 20996845429), (7, 2999549347), (23, 912906323), (161, 130415189), (643, 32654503), (4501, 4664929), (14789, 1419761), (103523, 202823)]