19157073

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 29352960

約数和(自身を除く): 10195887

約数列:

[1, 3, 13, 19, 39, 57, 103, 247, 251, 309, 741, 753, 1339, 1957, 3263, 4017, 4769, 5871, 9789, 14307, 25441, 25853, 61997, 76323, 77559, 185991, 336089, 491207, 1008267, 1473621, 6385691, 19157073]

約数ペア:

[(1, 19157073), (3, 6385691), (13, 1473621), (19, 1008267), (39, 491207), (57, 336089), (103, 185991), (247, 77559), (251, 76323), (309, 61997), (741, 25853), (753, 25441), (1339, 14307), (1957, 9789), (3263, 5871), (4017, 4769)]