19430883

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 31299840

約数和(自身を除く): 11868957

約数列:

[1, 3, 9, 23, 37, 43, 59, 69, 111, 129, 177, 207, 333, 387, 531, 851, 989, 1357, 1591, 2183, 2537, 2553, 2967, 4071, 4773, 6549, 7611, 7659, 8901, 12213, 14319, 19647, 22833, 36593, 50209, 58351, 93869, 109779, 150627, 175053, 281607, 329337, 451881, 525159, 844821, 2158987, 6476961, 19430883]

約数ペア:

[(1, 19430883), (3, 6476961), (9, 2158987), (23, 844821), (37, 525159), (43, 451881), (59, 329337), (69, 281607), (111, 175053), (129, 150627), (177, 109779), (207, 93869), (333, 58351), (387, 50209), (531, 36593), (851, 22833), (989, 19647), (1357, 14319), (1591, 12213), (2183, 8901), (2537, 7659), (2553, 7611), (2967, 6549), (4071, 4773)]