20239544

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2741}}^1$

素因数の和:2831

約数の個数: 32

約数和(自身を含む): 41459040

約数和(自身を除く): 21219496

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1846, 2741, 3692, 5482, 7384, 10964, 21928, 35633, 71266, 142532, 194611, 285064, 389222, 778444, 1556888, 2529943, 5059886, 10119772, 20239544]

約数ペア:

[(1, 20239544), (2, 10119772), (4, 5059886), (8, 2529943), (13, 1556888), (26, 778444), (52, 389222), (71, 285064), (104, 194611), (142, 142532), (284, 71266), (568, 35633), (923, 21928), (1846, 10964), (2741, 7384), (3692, 5482)]