20147176112

素因数分解:

$2^4\times 7^1\times {\mathrm{239}}^1\times {\mathrm{743}}^1\times {\mathrm{1013}}^1$

素因数の和:2010

約数の個数: 80

約数和(自身を含む): 44902840320

約数和(自身を除く): 24755664208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 239, 478, 743, 956, 1013, 1486, 1673, 1912, 2026, 2972, 3346, 3824, 4052, 5201, 5944, 6692, 7091, 8104, 10402, 11888, 13384, 14182, 16208, 20804, 26768, 28364, 41608, 56728, 83216, 113456, 177577, 242107, 355154, 484214, 710308, 752659, 968428, 1243039, 1420616, 1505318, 1694749, 1936856, 2486078, 2841232, 3010636, 3389498, 3873712, 4972156, 5268613, 6021272, 6778996, 9944312, 10537226, 12042544, 13557992, 19888624, 21074452, 27115984, 42148904, 84297808, 179885501, 359771002, 719542004, 1259198507, 1439084008, 2518397014, 2878168016, 5036794028, 10073588056, 20147176112]

約数ペア:

[(1, 20147176112), (2, 10073588056), (4, 5036794028), (7, 2878168016), (8, 2518397014), (14, 1439084008), (16, 1259198507), (28, 719542004), (56, 359771002), (112, 179885501), (239, 84297808), (478, 42148904), (743, 27115984), (956, 21074452), (1013, 19888624), (1486, 13557992), (1673, 12042544), (1912, 10537226), (2026, 9944312), (2972, 6778996), (3346, 6021272), (3824, 5268613), (4052, 4972156), (5201, 3873712), (5944, 3389498), (6692, 3010636), (7091, 2841232), (8104, 2486078), (10402, 1936856), (11888, 1694749), (13384, 1505318), (14182, 1420616), (16208, 1243039), (20804, 968428), (26768, 752659), (28364, 710308), (41608, 484214), (56728, 355154), (83216, 242107), (113456, 177577)]