19438586

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{631}}^1$

素因数の和:917

約数の個数: 16

約数和(自身を含む): 29744448

約数和(自身を除く): 10305862

約数列:

[1, 2, 73, 146, 211, 422, 631, 1262, 15403, 30806, 46063, 92126, 133141, 266282, 9719293, 19438586]

約数ペア:

[(1, 19438586), (2, 9719293), (73, 266282), (146, 133141), (211, 92126), (422, 46063), (631, 30806), (1262, 15403)]