18937996

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61487}}^1$

素因数の和:61509

約数の個数: 24

約数和(自身を含む): 41319936

約数和(自身を除く): 22381940

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 61487, 122974, 245948, 430409, 676357, 860818, 1352714, 1721636, 2705428, 4734499, 9468998, 18937996]

約数ペア:

[(1, 18937996), (2, 9468998), (4, 4734499), (7, 2705428), (11, 1721636), (14, 1352714), (22, 860818), (28, 676357), (44, 430409), (77, 245948), (154, 122974), (308, 61487)]