20160786918

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1\times {\mathrm{111031}}^1$

素因数の和:111660

約数の個数: 32

約数和(自身を含む): 41154676992

約数和(自身を除く): 20993890074

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 571, 1142, 1713, 3426, 30263, 60526, 90789, 111031, 181578, 222062, 333093, 666186, 5884643, 11769286, 17653929, 35307858, 63398701, 126797402, 190196103, 380392206, 3360131153, 6720262306, 10080393459, 20160786918]

約数ペア:

[(1, 20160786918), (2, 10080393459), (3, 6720262306), (6, 3360131153), (53, 380392206), (106, 190196103), (159, 126797402), (318, 63398701), (571, 35307858), (1142, 17653929), (1713, 11769286), (3426, 5884643), (30263, 666186), (60526, 333093), (90789, 222062), (111031, 181578)]