20206544

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{40739}}^1$

素因数の和:40778

約数の個数: 20

約数和(自身を含む): 40414080

約数和(自身を除く): 20207536

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 40739, 81478, 162956, 325912, 651824, 1262909, 2525818, 5051636, 10103272, 20206544]

約数ペア:

[(1, 20206544), (2, 10103272), (4, 5051636), (8, 2525818), (16, 1262909), (31, 651824), (62, 325912), (124, 162956), (248, 81478), (496, 40739)]