1900211068

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{631}}^1\times {\mathrm{821}}^1$

素因数の和:1594

約数の個数: 48

約数和(自身を含む): 3840173568

約数和(自身を除く): 1939962500

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 631, 821, 917, 1262, 1642, 1834, 2524, 3284, 3668, 4417, 5747, 8834, 11494, 17668, 22988, 82661, 107551, 165322, 215102, 330644, 430204, 518051, 578627, 752857, 1036102, 1157254, 1505714, 2072204, 2314508, 3011428, 3626357, 7252714, 14505428, 67864681, 135729362, 271458724, 475052767, 950105534, 1900211068]

約数ペア:

[(1, 1900211068), (2, 950105534), (4, 475052767), (7, 271458724), (14, 135729362), (28, 67864681), (131, 14505428), (262, 7252714), (524, 3626357), (631, 3011428), (821, 2314508), (917, 2072204), (1262, 1505714), (1642, 1157254), (1834, 1036102), (2524, 752857), (3284, 578627), (3668, 518051), (4417, 430204), (5747, 330644), (8834, 215102), (11494, 165322), (17668, 107551), (22988, 82661)]