27820304

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{42409}}^1$

素因数の和:42458

約数の個数: 20

約数和(自身を含む): 55217820

約数和(自身を除く): 27397516

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 42409, 84818, 169636, 339272, 678544, 1738769, 3477538, 6955076, 13910152, 27820304]

約数ペア:

[(1, 27820304), (2, 13910152), (4, 6955076), (8, 3477538), (16, 1738769), (41, 678544), (82, 339272), (164, 169636), (328, 84818), (656, 42409)]