19581003

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{199}}^1$

素因数の和:276

約数の個数: 36

約数和(自身を含む): 31704400

約数和(自身を除く): 12123397

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 199, 261, 377, 597, 841, 1131, 1791, 2523, 2587, 3393, 5771, 7569, 7761, 10933, 17313, 23283, 32799, 51939, 75023, 98397, 167359, 225069, 502077, 675207, 1506231, 2175667, 6527001, 19581003]

約数ペア:

[(1, 19581003), (3, 6527001), (9, 2175667), (13, 1506231), (29, 675207), (39, 502077), (87, 225069), (117, 167359), (199, 98397), (261, 75023), (377, 51939), (597, 32799), (841, 23283), (1131, 17313), (1791, 10933), (2523, 7761), (2587, 7569), (3393, 5771)]