20201852

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{12409}}^1$

素因数の和:12461

約数の個数: 24

約数和(自身を含む): 39612720

約数和(自身を除く): 19410868

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 12409, 24818, 49636, 136499, 272998, 459133, 545996, 918266, 1836532, 5050463, 10100926, 20201852]

約数ペア:

[(1, 20201852), (2, 10100926), (4, 5050463), (11, 1836532), (22, 918266), (37, 545996), (44, 459133), (74, 272998), (148, 136499), (407, 49636), (814, 24818), (1628, 12409)]