19413784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{186671}}^1$

素因数の和:186690

約数の個数: 16

約数和(自身を含む): 39201120

約数和(自身を除く): 19787336

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 186671, 373342, 746684, 1493368, 2426723, 4853446, 9706892, 19413784]

約数ペア:

[(1, 19413784), (2, 9706892), (4, 4853446), (8, 2426723), (13, 1493368), (26, 746684), (52, 373342), (104, 186671)]