19931457976

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{943367}}^1$

素因数の和:943531

約数の個数: 32

約数和(自身を含む): 39621456000

約数和(自身を除く): 19689998024

約数列:

[1, 2, 4, 8, 19, 38, 76, 139, 152, 278, 556, 1112, 2641, 5282, 10564, 21128, 943367, 1886734, 3773468, 7546936, 17923973, 35847946, 71695892, 131128013, 143391784, 262256026, 524512052, 1049024104, 2491432247, 4982864494, 9965728988, 19931457976]

約数ペア:

[(1, 19931457976), (2, 9965728988), (4, 4982864494), (8, 2491432247), (19, 1049024104), (38, 524512052), (76, 262256026), (139, 143391784), (152, 131128013), (278, 71695892), (556, 35847946), (1112, 17923973), (2641, 7546936), (5282, 3773468), (10564, 1886734), (21128, 943367)]