20630415

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2251}}^1$

素因数の和:2319

約数の個数: 32

約数和(自身を含む): 36320256

約数和(自身を除く): 15689841

約数列:

[1, 3, 5, 13, 15, 39, 47, 65, 141, 195, 235, 611, 705, 1833, 2251, 3055, 6753, 9165, 11255, 29263, 33765, 87789, 105797, 146315, 317391, 438945, 528985, 1375361, 1586955, 4126083, 6876805, 20630415]

約数ペア:

[(1, 20630415), (3, 6876805), (5, 4126083), (13, 1586955), (15, 1375361), (39, 528985), (47, 438945), (65, 317391), (141, 146315), (195, 105797), (235, 87789), (611, 33765), (705, 29263), (1833, 11255), (2251, 9165), (3055, 6753)]