16405438

素因数分解:

$2^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{4903}}^1$

素因数の和:5151

約数の個数: 16

約数和(自身を含む): 28247040

約数和(自身を除く): 11841602

約数列:

[1, 2, 7, 14, 239, 478, 1673, 3346, 4903, 9806, 34321, 68642, 1171817, 2343634, 8202719, 16405438]

約数ペア:

[(1, 16405438), (2, 8202719), (7, 2343634), (14, 1171817), (239, 68642), (478, 34321), (1673, 9806), (3346, 4903)]