20847564

素因数分解:

$2^2\times 3^3\times {\mathrm{137}}^1\times {\mathrm{1409}}^1$

素因数の和:1559

約数の個数: 48

約数和(自身を含む): 54482400

約数和(自身を除く): 33634836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 137, 274, 411, 548, 822, 1233, 1409, 1644, 2466, 2818, 3699, 4227, 4932, 5636, 7398, 8454, 12681, 14796, 16908, 25362, 38043, 50724, 76086, 152172, 193033, 386066, 579099, 772132, 1158198, 1737297, 2316396, 3474594, 5211891, 6949188, 10423782, 20847564]

約数ペア:

[(1, 20847564), (2, 10423782), (3, 6949188), (4, 5211891), (6, 3474594), (9, 2316396), (12, 1737297), (18, 1158198), (27, 772132), (36, 579099), (54, 386066), (108, 193033), (137, 152172), (274, 76086), (411, 50724), (548, 38043), (822, 25362), (1233, 16908), (1409, 14796), (1644, 12681), (2466, 8454), (2818, 7398), (3699, 5636), (4227, 4932)]