20121247956

素因数分解:

$2^2\times 3^1\times {\mathrm{379}}^1\times {\mathrm{1789}}^1\times {\mathrm{2473}}^1$

素因数の和:4648

約数の個数: 48

約数和(自身を含む): 47118814400

約数和(自身を除く): 26997566444

約数列:

[1, 2, 3, 4, 6, 12, 379, 758, 1137, 1516, 1789, 2274, 2473, 3578, 4548, 4946, 5367, 7156, 7419, 9892, 10734, 14838, 21468, 29676, 678031, 937267, 1356062, 1874534, 2034093, 2712124, 2811801, 3749068, 4068186, 4424197, 5623602, 8136372, 8848394, 11247204, 13272591, 17696788, 26545182, 53090364, 1676770663, 3353541326, 5030311989, 6707082652, 10060623978, 20121247956]

約数ペア:

[(1, 20121247956), (2, 10060623978), (3, 6707082652), (4, 5030311989), (6, 3353541326), (12, 1676770663), (379, 53090364), (758, 26545182), (1137, 17696788), (1516, 13272591), (1789, 11247204), (2274, 8848394), (2473, 8136372), (3578, 5623602), (4548, 4424197), (4946, 4068186), (5367, 3749068), (7156, 2811801), (7419, 2712124), (9892, 2034093), (10734, 1874534), (14838, 1356062), (21468, 937267), (29676, 678031)]