18613972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1151}}^1$

素因数の和:1479

約数の個数: 24

約数和(自身を含む): 35223552

約数和(自身を除く): 16609580

約数列:

[1, 2, 4, 13, 26, 52, 311, 622, 1151, 1244, 2302, 4043, 4604, 8086, 14963, 16172, 29926, 59852, 357961, 715922, 1431844, 4653493, 9306986, 18613972]

約数ペア:

[(1, 18613972), (2, 9306986), (4, 4653493), (13, 1431844), (26, 715922), (52, 357961), (311, 59852), (622, 29926), (1151, 16172), (1244, 14963), (2302, 8086), (4043, 4604)]