20377676

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{12517}}^1$

素因数の和:12569

約数の個数: 24

約数和(自身を含む): 39957456

約数和(自身を除く): 19579780

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 12517, 25034, 50068, 137687, 275374, 463129, 550748, 926258, 1852516, 5094419, 10188838, 20377676]

約数ペア:

[(1, 20377676), (2, 10188838), (4, 5094419), (11, 1852516), (22, 926258), (37, 550748), (44, 463129), (74, 275374), (148, 137687), (407, 50068), (814, 25034), (1628, 12517)]