18987723714

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1\times {\mathrm{5189}}^1$

素因数の和:5595

約数の個数: 64

約数和(自身を含む): 39873150720

約数和(自身を除く): 20885427006

約数列:

[1, 2, 3, 6, 37, 53, 74, 106, 111, 159, 222, 311, 318, 622, 933, 1866, 1961, 3922, 5189, 5883, 10378, 11507, 11766, 15567, 16483, 23014, 31134, 32966, 34521, 49449, 69042, 98898, 191993, 275017, 383986, 550034, 575979, 609871, 825051, 1151958, 1219742, 1613779, 1650102, 1829613, 3227558, 3659226, 4841337, 9682674, 10175629, 20351258, 30526887, 59709823, 61053774, 85530287, 119419646, 171060574, 179129469, 256590861, 358258938, 513181722, 3164620619, 6329241238, 9493861857, 18987723714]

約数ペア:

[(1, 18987723714), (2, 9493861857), (3, 6329241238), (6, 3164620619), (37, 513181722), (53, 358258938), (74, 256590861), (106, 179129469), (111, 171060574), (159, 119419646), (222, 85530287), (311, 61053774), (318, 59709823), (622, 30526887), (933, 20351258), (1866, 10175629), (1961, 9682674), (3922, 4841337), (5189, 3659226), (5883, 3227558), (10378, 1829613), (11507, 1650102), (11766, 1613779), (15567, 1219742), (16483, 1151958), (23014, 825051), (31134, 609871), (32966, 575979), (34521, 550034), (49449, 383986), (69042, 275017), (98898, 191993)]