19382242

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 33825600

約数和(自身を除く): 14443358

約数列:

[1, 2, 11, 19, 22, 38, 89, 178, 209, 418, 521, 979, 1042, 1691, 1958, 3382, 5731, 9899, 11462, 18601, 19798, 37202, 46369, 92738, 108889, 217778, 510059, 881011, 1020118, 1762022, 9691121, 19382242]

約数ペア:

[(1, 19382242), (2, 9691121), (11, 1762022), (19, 1020118), (22, 881011), (38, 510059), (89, 217778), (178, 108889), (209, 92738), (418, 46369), (521, 37202), (979, 19798), (1042, 18601), (1691, 11462), (1958, 9899), (3382, 5731)]