19399996

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{62987}}^1$

素因数の和:63009

約数の個数: 24

約数和(自身を含む): 42327936

約数和(自身を除く): 22927940

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 62987, 125974, 251948, 440909, 692857, 881818, 1385714, 1763636, 2771428, 4849999, 9699998, 19399996]

約数ペア:

[(1, 19399996), (2, 9699998), (4, 4849999), (7, 2771428), (11, 1763636), (14, 1385714), (22, 881818), (28, 692857), (44, 440909), (77, 251948), (154, 125974), (308, 62987)]