19481530

素因数分解:

$2^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{11261}}^1$

素因数の和:11441

約数の個数: 16

約数和(自身を含む): 35272584

約数和(自身を除く): 15791054

約数列:

[1, 2, 5, 10, 173, 346, 865, 1730, 11261, 22522, 56305, 112610, 1948153, 3896306, 9740765, 19481530]

約数ペア:

[(1, 19481530), (2, 9740765), (5, 3896306), (10, 1948153), (173, 112610), (346, 56305), (865, 22522), (1730, 11261)]