81886904

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{8537}}^1$

素因数の和:8663

約数の個数: 32

約数和(自身を含む): 169052400

約数和(自身を除く): 87165496

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 109, 218, 436, 872, 1199, 2398, 4796, 8537, 9592, 17074, 34148, 68296, 93907, 187814, 375628, 751256, 930533, 1861066, 3722132, 7444264, 10235863, 20471726, 40943452, 81886904]

約数ペア:

[(1, 81886904), (2, 40943452), (4, 20471726), (8, 10235863), (11, 7444264), (22, 3722132), (44, 1861066), (88, 930533), (109, 751256), (218, 375628), (436, 187814), (872, 93907), (1199, 68296), (2398, 34148), (4796, 17074), (8537, 9592)]