19138691

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^3$

素因数の和:104

約数の個数: 24

約数和(自身を含む): 23684640

約数和(自身を除く): 4545949

約数列:

[1, 11, 13, 23, 121, 143, 253, 299, 529, 1573, 2783, 3289, 5819, 6877, 12167, 36179, 64009, 75647, 133837, 158171, 832117, 1472207, 1739881, 19138691]

約数ペア:

[(1, 19138691), (11, 1739881), (13, 1472207), (23, 832117), (121, 158171), (143, 133837), (253, 75647), (299, 64009), (529, 36179), (1573, 12167), (2783, 6877), (3289, 5819)]