19521430

素因数分解:

$2^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{3881}}^1$

素因数の和:4391

約数の個数: 16

約数和(自身を含む): 35217504

約数和(自身を除く): 15696074

約数列:

[1, 2, 5, 10, 503, 1006, 2515, 3881, 5030, 7762, 19405, 38810, 1952143, 3904286, 9760715, 19521430]

約数ペア:

[(1, 19521430), (2, 9760715), (5, 3904286), (10, 1952143), (503, 38810), (1006, 19405), (2515, 7762), (3881, 5030)]