20432655

素因数分解:

$3^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 37425024

約数和(自身を除く): 16992369

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 81, 135, 201, 243, 251, 335, 405, 603, 753, 1005, 1215, 1255, 1809, 2259, 3015, 3765, 5427, 6777, 9045, 11295, 16281, 16817, 20331, 27135, 33885, 50451, 60993, 81405, 84085, 101655, 151353, 252255, 304965, 454059, 756765, 1362177, 2270295, 4086531, 6810885, 20432655]

約数ペア:

[(1, 20432655), (3, 6810885), (5, 4086531), (9, 2270295), (15, 1362177), (27, 756765), (45, 454059), (67, 304965), (81, 252255), (135, 151353), (201, 101655), (243, 84085), (251, 81405), (335, 60993), (405, 50451), (603, 33885), (753, 27135), (1005, 20331), (1215, 16817), (1255, 16281), (1809, 11295), (2259, 9045), (3015, 6777), (3765, 5427)]