19988106

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{42169}}^1$

素因数の和:42253

約数の個数: 16

約数和(自身を含む): 40483200

約数和(自身を除く): 20495094

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 42169, 84338, 126507, 253014, 3331351, 6662702, 9994053, 19988106]

約数ペア:

[(1, 19988106), (2, 9994053), (3, 6662702), (6, 3331351), (79, 253014), (158, 126507), (237, 84338), (474, 42169)]