20522229

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{10739}}^1$

素因数の和:10769

約数の個数: 24

約数和(自身を含む): 34282080

約数和(自身を除く): 13759851

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 10739, 32217, 75173, 139607, 225519, 418821, 526211, 977249, 1578633, 2931747, 6840743, 20522229]

約数ペア:

[(1, 20522229), (3, 6840743), (7, 2931747), (13, 1578633), (21, 977249), (39, 526211), (49, 418821), (91, 225519), (147, 139607), (273, 75173), (637, 32217), (1911, 10739)]