19902402

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{28351}}^1$

素因数の和:28375

約数の個数: 32

約数和(自身を含む): 47631360

約数和(自身を除く): 27728958

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 28351, 56702, 85053, 170106, 255159, 368563, 510318, 737126, 765477, 1105689, 1530954, 2211378, 3317067, 6634134, 9951201, 19902402]

約数ペア:

[(1, 19902402), (2, 9951201), (3, 6634134), (6, 3317067), (9, 2211378), (13, 1530954), (18, 1105689), (26, 765477), (27, 737126), (39, 510318), (54, 368563), (78, 255159), (117, 170106), (234, 85053), (351, 56702), (702, 28351)]