19120218

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{245131}}^1$

素因数の和:245149

約数の個数: 16

約数和(自身を含む): 41182176

約数和(自身を除く): 22061958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 245131, 490262, 735393, 1470786, 3186703, 6373406, 9560109, 19120218]

約数ペア:

[(1, 19120218), (2, 9560109), (3, 6373406), (6, 3186703), (13, 1470786), (26, 735393), (39, 490262), (78, 245131)]