90909416

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{16493}}^1$

素因数の和:16565

約数の個数: 32

約数和(自身を含む): 187041960

約数和(自身を除く): 96132544

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 2756, 5512, 16493, 32986, 65972, 131944, 214409, 428818, 857636, 874129, 1715272, 1748258, 3496516, 6993032, 11363677, 22727354, 45454708, 90909416]

約数ペア:

[(1, 90909416), (2, 45454708), (4, 22727354), (8, 11363677), (13, 6993032), (26, 3496516), (52, 1748258), (53, 1715272), (104, 874129), (106, 857636), (212, 428818), (424, 214409), (689, 131944), (1378, 65972), (2756, 32986), (5512, 16493)]