20190626911

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{227}}^1\times {\mathrm{6473}}^1$

素因数の和:6871

約数の個数: 32

約数和(自身を含む): 25128649728

約数和(自身を除く): 4938022817

約数列:

[1, 7, 13, 91, 151, 227, 1057, 1589, 1963, 2951, 6473, 13741, 20657, 34277, 45311, 84149, 239939, 445601, 589043, 977423, 1469371, 3119207, 6841961, 10285597, 12706499, 19101823, 88945493, 133712761, 221875021, 1553125147, 2884375273, 20190626911]

約数ペア:

[(1, 20190626911), (7, 2884375273), (13, 1553125147), (91, 221875021), (151, 133712761), (227, 88945493), (1057, 19101823), (1589, 12706499), (1963, 10285597), (2951, 6841961), (6473, 3119207), (13741, 1469371), (20657, 977423), (34277, 589043), (45311, 445601), (84149, 239939)]