19749804970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{50087}}^1$

素因数の和:50275

約数の個数: 64

約数和(自身を含む): 41891198976

約数和(自身を除く): 22141394006

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 131, 215, 262, 301, 430, 602, 655, 917, 1310, 1505, 1834, 3010, 4585, 5633, 9170, 11266, 28165, 39431, 50087, 56330, 78862, 100174, 197155, 250435, 350609, 394310, 500870, 701218, 1753045, 2153741, 3506090, 4307482, 6561397, 10768705, 13122794, 15076187, 21537410, 30152374, 32806985, 45929779, 65613970, 75380935, 91859558, 150761870, 229648895, 282140071, 459297790, 564280142, 1410700355, 1974980497, 2821400710, 3949960994, 9874902485, 19749804970]

約数ペア:

[(1, 19749804970), (2, 9874902485), (5, 3949960994), (7, 2821400710), (10, 1974980497), (14, 1410700355), (35, 564280142), (43, 459297790), (70, 282140071), (86, 229648895), (131, 150761870), (215, 91859558), (262, 75380935), (301, 65613970), (430, 45929779), (602, 32806985), (655, 30152374), (917, 21537410), (1310, 15076187), (1505, 13122794), (1834, 10768705), (3010, 6561397), (4585, 4307482), (5633, 3506090), (9170, 2153741), (11266, 1753045), (28165, 701218), (39431, 500870), (50087, 394310), (56330, 350609), (78862, 250435), (100174, 197155)]