220807856

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{475879}}^1$

素因数の和:475916

約数の個数: 20

約数和(自身を含む): 442568400

約数和(自身を除く): 221760544

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 475879, 951758, 1903516, 3807032, 7614064, 13800491, 27600982, 55201964, 110403928, 220807856]

約数ペア:

[(1, 220807856), (2, 110403928), (4, 55201964), (8, 27600982), (16, 13800491), (29, 7614064), (58, 3807032), (116, 1903516), (232, 951758), (464, 475879)]