20315406

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{24359}}^1$

素因数の和:24503

約数の個数: 16

約数和(自身を含む): 40924800

約数和(自身を除く): 20609394

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 24359, 48718, 73077, 146154, 3385901, 6771802, 10157703, 20315406]

約数ペア:

[(1, 20315406), (2, 10157703), (3, 6771802), (6, 3385901), (139, 146154), (278, 73077), (417, 48718), (834, 24359)]