20143745

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1607}}^1$

素因数の和:1744

約数の個数: 16

約数和(自身を含む): 25470720

約数和(自身を除く): 5326975

約数列:

[1, 5, 23, 109, 115, 545, 1607, 2507, 8035, 12535, 36961, 175163, 184805, 875815, 4028749, 20143745]

約数ペア:

[(1, 20143745), (5, 4028749), (23, 875815), (109, 184805), (115, 175163), (545, 36961), (1607, 12535), (2507, 8035)]