20172986487

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{17443}}^1$

素因数の和:17660

約数の個数: 48

約数和(自身を含む): 31436041728

約数和(自身を除く): 11263055241

約数列:

[1, 3, 9, 23, 37, 69, 111, 151, 207, 333, 453, 851, 1359, 2553, 3473, 5587, 7659, 10419, 16761, 17443, 31257, 50283, 52329, 128501, 156987, 385503, 401189, 645391, 1156509, 1203567, 1936173, 2633893, 3610701, 5808519, 7901679, 14843993, 23705037, 44531979, 60579539, 97454041, 133595937, 181738617, 292362123, 545215851, 877086369, 2241442943, 6724328829, 20172986487]

約数ペア:

[(1, 20172986487), (3, 6724328829), (9, 2241442943), (23, 877086369), (37, 545215851), (69, 292362123), (111, 181738617), (151, 133595937), (207, 97454041), (333, 60579539), (453, 44531979), (851, 23705037), (1359, 14843993), (2553, 7901679), (3473, 5808519), (5587, 3610701), (7659, 2633893), (10419, 1936173), (16761, 1203567), (17443, 1156509), (31257, 645391), (50283, 401189), (52329, 385503), (128501, 156987)]