19885696

素因数分解:

$2^7\times {\mathrm{337}}^1\times {\mathrm{461}}^1$

素因数の和:812

約数の個数: 32

約数和(自身を含む): 39819780

約数和(自身を除く): 19934084

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 337, 461, 674, 922, 1348, 1844, 2696, 3688, 5392, 7376, 10784, 14752, 21568, 29504, 43136, 59008, 155357, 310714, 621428, 1242856, 2485712, 4971424, 9942848, 19885696]

約数ペア:

[(1, 19885696), (2, 9942848), (4, 4971424), (8, 2485712), (16, 1242856), (32, 621428), (64, 310714), (128, 155357), (337, 59008), (461, 43136), (674, 29504), (922, 21568), (1348, 14752), (1844, 10784), (2696, 7376), (3688, 5392)]