20129121852

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2143}}^1\times {\mathrm{111821}}^1$

素因数の和:113978

約数の個数: 48

約数和(自身を含む): 53703186432

約数和(自身を除く): 33574064580

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2143, 4286, 6429, 8572, 12858, 15001, 25716, 30002, 45003, 60004, 90006, 111821, 180012, 223642, 335463, 447284, 670926, 782747, 1341852, 1565494, 2348241, 3130988, 4696482, 9392964, 239632403, 479264806, 718897209, 958529612, 1437794418, 1677426821, 2875588836, 3354853642, 5032280463, 6709707284, 10064560926, 20129121852]

約数ペア:

[(1, 20129121852), (2, 10064560926), (3, 6709707284), (4, 5032280463), (6, 3354853642), (7, 2875588836), (12, 1677426821), (14, 1437794418), (21, 958529612), (28, 718897209), (42, 479264806), (84, 239632403), (2143, 9392964), (4286, 4696482), (6429, 3130988), (8572, 2348241), (12858, 1565494), (15001, 1341852), (25716, 782747), (30002, 670926), (45003, 447284), (60004, 335463), (90006, 223642), (111821, 180012)]