20166078295

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1\times {\mathrm{17509}}^1$

素因数の和:18055

約数の個数: 32

約数和(自身を含む): 27070179840

約数和(自身を除く): 6904101545

約数列:

[1, 5, 11, 43, 55, 215, 473, 487, 2365, 2435, 5357, 17509, 20941, 26785, 87545, 104705, 192599, 230351, 752887, 962995, 1151755, 3764435, 8281757, 8526883, 41408785, 42634415, 93795713, 366655969, 468978565, 1833279845, 4033215659, 20166078295]

約数ペア:

[(1, 20166078295), (5, 4033215659), (11, 1833279845), (43, 468978565), (55, 366655969), (215, 93795713), (473, 42634415), (487, 41408785), (2365, 8526883), (2435, 8281757), (5357, 3764435), (17509, 1151755), (20941, 962995), (26785, 752887), (87545, 230351), (104705, 192599)]