20143455969

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{677}}^1\times {\mathrm{1493}}^1$

素因数の和:2266

約数の個数: 64

約数和(自身を含む): 33580721664

約数和(自身を除く): 13437265695

約数列:

[1, 3, 7, 13, 21, 39, 73, 91, 219, 273, 511, 677, 949, 1493, 1533, 2031, 2847, 4479, 4739, 6643, 8801, 10451, 14217, 19409, 19929, 26403, 31353, 49421, 58227, 61607, 108989, 135863, 148263, 184821, 326967, 345947, 407589, 642473, 762923, 1010761, 1037841, 1416857, 1927419, 2288769, 3032283, 4250571, 4497311, 7075327, 9917999, 13139893, 13491933, 21225981, 29753997, 39419679, 73785553, 91979251, 221356659, 275937753, 516498871, 959212189, 1549496613, 2877636567, 6714485323, 20143455969]

約数ペア:

[(1, 20143455969), (3, 6714485323), (7, 2877636567), (13, 1549496613), (21, 959212189), (39, 516498871), (73, 275937753), (91, 221356659), (219, 91979251), (273, 73785553), (511, 39419679), (677, 29753997), (949, 21225981), (1493, 13491933), (1533, 13139893), (2031, 9917999), (2847, 7075327), (4479, 4497311), (4739, 4250571), (6643, 3032283), (8801, 2288769), (10451, 1927419), (14217, 1416857), (19409, 1037841), (19929, 1010761), (26403, 762923), (31353, 642473), (49421, 407589), (58227, 345947), (61607, 326967), (108989, 184821), (135863, 148263)]