20238427755

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1543}}^1\times {\mathrm{3203}}^1$

素因数の和:4777

約数の個数: 96

約数和(自身を含む): 43216782336

約数和(自身を除く): 22978354581

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 585, 819, 1365, 1543, 3203, 4095, 4629, 7715, 9609, 10801, 13887, 16015, 20059, 22421, 23145, 28827, 32403, 41639, 48045, 54005, 60177, 67263, 69435, 97209, 100295, 112105, 124917, 140413, 144135, 162015, 180531, 201789, 208195, 291473, 300885, 336315, 374751, 421239, 486045, 624585, 702065, 874419, 902655, 1008945, 1263717, 1457365, 1873755, 2106195, 2623257, 4372095, 4942229, 6318585, 13116285, 14826687, 24711145, 34595603, 44480061, 64248977, 74133435, 103786809, 172978015, 192746931, 222400305, 311360427, 321244885, 449742839, 518934045, 578240793, 963734655, 1349228517, 1556802135, 2248714195, 2891203965, 4047685551, 6746142585, 20238427755]

約数ペア:

[(1, 20238427755), (3, 6746142585), (5, 4047685551), (7, 2891203965), (9, 2248714195), (13, 1556802135), (15, 1349228517), (21, 963734655), (35, 578240793), (39, 518934045), (45, 449742839), (63, 321244885), (65, 311360427), (91, 222400305), (105, 192746931), (117, 172978015), (195, 103786809), (273, 74133435), (315, 64248977), (455, 44480061), (585, 34595603), (819, 24711145), (1365, 14826687), (1543, 13116285), (3203, 6318585), (4095, 4942229), (4629, 4372095), (7715, 2623257), (9609, 2106195), (10801, 1873755), (13887, 1457365), (16015, 1263717), (20059, 1008945), (22421, 902655), (23145, 874419), (28827, 702065), (32403, 624585), (41639, 486045), (48045, 421239), (54005, 374751), (60177, 336315), (67263, 300885), (69435, 291473), (97209, 208195), (100295, 201789), (112105, 180531), (124917, 162015), (140413, 144135)]