20143777785

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9623}}^1\times {\mathrm{8209}}^1$

素因数の和:17857

約数の個数: 32

約数和(自身を含む): 34133633280

約数和(自身を除く): 13989855495

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 8209, 9623, 24627, 28869, 41045, 48115, 123135, 139553, 144345, 163591, 418659, 490773, 697765, 817955, 2093295, 2453865, 78995207, 236985621, 394976035, 1184928105, 1342918519, 4028755557, 6714592595, 20143777785]

約数ペア:

[(1, 20143777785), (3, 6714592595), (5, 4028755557), (15, 1342918519), (17, 1184928105), (51, 394976035), (85, 236985621), (255, 78995207), (8209, 2453865), (9623, 2093295), (24627, 817955), (28869, 697765), (41045, 490773), (48115, 418659), (123135, 163591), (139553, 144345)]