20120773990

素因数分解:

$2^1\times 5^1\times {\mathrm{10429}}^1\times {\mathrm{192931}}^1$

素因数の和:203367

約数の個数: 16

約数和(自身を含む): 36221053680

約数和(自身を除く): 16100279690

約数列:

[1, 2, 5, 10, 10429, 20858, 52145, 104290, 192931, 385862, 964655, 1929310, 2012077399, 4024154798, 10060386995, 20120773990]

約数ペア:

[(1, 20120773990), (2, 10060386995), (5, 4024154798), (10, 2012077399), (10429, 1929310), (20858, 964655), (52145, 385862), (104290, 192931)]