19315704627

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{3919}}^1$

素因数の和:4041

約数の個数: 72

約数和(自身を含む): 30987552960

約数和(自身を除く): 11671848333

約数列:

[1, 3, 9, 19, 37, 41, 57, 111, 123, 171, 333, 361, 369, 703, 779, 1083, 1517, 2109, 2337, 3249, 3919, 4551, 6327, 7011, 11757, 13357, 13653, 14801, 28823, 35271, 40071, 44403, 74461, 86469, 120213, 133209, 145003, 160679, 223383, 259407, 435009, 482037, 547637, 670149, 1305027, 1414759, 1446111, 1642911, 2755057, 3052901, 4244277, 4928733, 5945123, 8265171, 9158703, 12732831, 17835369, 24795513, 27476109, 52346083, 53506107, 58005119, 112957337, 157038249, 174015357, 338872011, 471114747, 522046071, 1016616033, 2146189403, 6438568209, 19315704627]

約数ペア:

[(1, 19315704627), (3, 6438568209), (9, 2146189403), (19, 1016616033), (37, 522046071), (41, 471114747), (57, 338872011), (111, 174015357), (123, 157038249), (171, 112957337), (333, 58005119), (361, 53506107), (369, 52346083), (703, 27476109), (779, 24795513), (1083, 17835369), (1517, 12732831), (2109, 9158703), (2337, 8265171), (3249, 5945123), (3919, 4928733), (4551, 4244277), (6327, 3052901), (7011, 2755057), (11757, 1642911), (13357, 1446111), (13653, 1414759), (14801, 1305027), (28823, 670149), (35271, 547637), (40071, 482037), (44403, 435009), (74461, 259407), (86469, 223383), (120213, 160679), (133209, 145003)]