18039272

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{72739}}^1$

素因数の和:72776

約数の個数: 16

約数和(自身を含む): 34915200

約数和(自身を除く): 16875928

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 72739, 145478, 290956, 581912, 2254909, 4509818, 9019636, 18039272]

約数ペア:

[(1, 18039272), (2, 9019636), (4, 4509818), (8, 2254909), (31, 581912), (62, 290956), (124, 145478), (248, 72739)]