20865023616

素因数分解:

$2^7\times 3^1\times {\mathrm{3967}}^1\times {\mathrm{13697}}^1$

素因数の和:17681

約数の個数: 64

約数和(自身を含む): 55440737280

約数和(自身を除く): 34575713664

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 3967, 7934, 11901, 13697, 15868, 23802, 27394, 31736, 41091, 47604, 54788, 63472, 82182, 95208, 109576, 126944, 164364, 190416, 219152, 253888, 328728, 380832, 438304, 507776, 657456, 761664, 876608, 1314912, 1523328, 1753216, 2629824, 5259648, 54335999, 108671998, 163007997, 217343996, 326015994, 434687992, 652031988, 869375984, 1304063976, 1738751968, 2608127952, 3477503936, 5216255904, 6955007872, 10432511808, 20865023616]

約数ペア:

[(1, 20865023616), (2, 10432511808), (3, 6955007872), (4, 5216255904), (6, 3477503936), (8, 2608127952), (12, 1738751968), (16, 1304063976), (24, 869375984), (32, 652031988), (48, 434687992), (64, 326015994), (96, 217343996), (128, 163007997), (192, 108671998), (384, 54335999), (3967, 5259648), (7934, 2629824), (11901, 1753216), (13697, 1523328), (15868, 1314912), (23802, 876608), (27394, 761664), (31736, 657456), (41091, 507776), (47604, 438304), (54788, 380832), (63472, 328728), (82182, 253888), (95208, 219152), (109576, 190416), (126944, 164364)]