20196919079

素因数分解:

${\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{1061}}^1$

素因数の和:1391

約数の個数: 32

約数和(自身を含む): 21948226560

約数和(自身を除く): 1751307481

約数列:

[1, 19, 71, 103, 137, 1061, 1349, 1957, 2603, 7313, 9727, 14111, 20159, 75331, 109283, 138947, 145357, 184813, 268109, 1001881, 1431289, 2076377, 2761783, 7759093, 10320347, 14971771, 19035739, 147422767, 196086593, 284463649, 1062995741, 20196919079]

約数ペア:

[(1, 20196919079), (19, 1062995741), (71, 284463649), (103, 196086593), (137, 147422767), (1061, 19035739), (1349, 14971771), (1957, 10320347), (2603, 7759093), (7313, 2761783), (9727, 2076377), (14111, 1431289), (20159, 1001881), (75331, 268109), (109283, 184813), (138947, 145357)]