42389912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{278881}}^1$

素因数の和:278906

約数の個数: 16

約数和(自身を含む): 83664600

約数和(自身を除く): 41274688

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 278881, 557762, 1115524, 2231048, 5298739, 10597478, 21194956, 42389912]

約数ペア:

[(1, 42389912), (2, 21194956), (4, 10597478), (8, 5298739), (19, 2231048), (38, 1115524), (76, 557762), (152, 278881)]