18906998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 31961088

約数和(自身を除く): 13054090

約数列:

[1, 2, 11, 22, 67, 101, 127, 134, 202, 254, 737, 1111, 1397, 1474, 2222, 2794, 6767, 8509, 12827, 13534, 17018, 25654, 74437, 93599, 141097, 148874, 187198, 282194, 859409, 1718818, 9453499, 18906998]

約数ペア:

[(1, 18906998), (2, 9453499), (11, 1718818), (22, 859409), (67, 282194), (101, 187198), (127, 148874), (134, 141097), (202, 93599), (254, 74437), (737, 25654), (1111, 17018), (1397, 13534), (1474, 12827), (2222, 8509), (2794, 6767)]