19004968

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{547}}^1$

素因数の和:697

約数の個数: 32

約数和(自身を含む): 36891360

約数和(自身を除く): 17886392

約数列:

[1, 2, 4, 8, 43, 86, 101, 172, 202, 344, 404, 547, 808, 1094, 2188, 4343, 4376, 8686, 17372, 23521, 34744, 47042, 55247, 94084, 110494, 188168, 220988, 441976, 2375621, 4751242, 9502484, 19004968]

約数ペア:

[(1, 19004968), (2, 9502484), (4, 4751242), (8, 2375621), (43, 441976), (86, 220988), (101, 188168), (172, 110494), (202, 94084), (344, 55247), (404, 47042), (547, 34744), (808, 23521), (1094, 17372), (2188, 8686), (4343, 4376)]