19916862

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{474211}}^1$

素因数の和:474223

約数の個数: 16

約数和(自身を含む): 45524352

約数和(自身を除く): 25607490

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 474211, 948422, 1422633, 2845266, 3319477, 6638954, 9958431, 19916862]

約数ペア:

[(1, 19916862), (2, 9958431), (3, 6638954), (6, 3319477), (7, 2845266), (14, 1422633), (21, 948422), (42, 474211)]