220180112

素因数分解:

$2^4\times {\mathrm{491}}^1\times {\mathrm{28027}}^1$

素因数の和:28526

約数の個数: 20

約数和(自身を含む): 427483056

約数和(自身を除く): 207302944

約数列:

[1, 2, 4, 8, 16, 491, 982, 1964, 3928, 7856, 28027, 56054, 112108, 224216, 448432, 13761257, 27522514, 55045028, 110090056, 220180112]

約数ペア:

[(1, 220180112), (2, 110090056), (4, 55045028), (8, 27522514), (16, 13761257), (491, 448432), (982, 224216), (1964, 112108), (3928, 56054), (7856, 28027)]