19922432

素因数分解:

$2^9\times {\mathrm{167}}^1\times {\mathrm{233}}^1$

素因数の和:418

約数の個数: 40

約数和(自身を含む): 40216176

約数和(自身を除く): 20293744

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 167, 233, 256, 334, 466, 512, 668, 932, 1336, 1864, 2672, 3728, 5344, 7456, 10688, 14912, 21376, 29824, 38911, 42752, 59648, 77822, 85504, 119296, 155644, 311288, 622576, 1245152, 2490304, 4980608, 9961216, 19922432]

約数ペア:

[(1, 19922432), (2, 9961216), (4, 4980608), (8, 2490304), (16, 1245152), (32, 622576), (64, 311288), (128, 155644), (167, 119296), (233, 85504), (256, 77822), (334, 59648), (466, 42752), (512, 38911), (668, 29824), (932, 21376), (1336, 14912), (1864, 10688), (2672, 7456), (3728, 5344)]