18318248

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{797}}^1$

素因数の和:846

約数の個数: 48

約数和(自身を含む): 39429180

約数和(自身を除く): 21110932

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 169, 221, 338, 442, 676, 797, 884, 1352, 1594, 1768, 2873, 3188, 5746, 6376, 10361, 11492, 13549, 20722, 22984, 27098, 41444, 54196, 82888, 108392, 134693, 176137, 269386, 352274, 538772, 704548, 1077544, 1409096, 2289781, 4579562, 9159124, 18318248]

約数ペア:

[(1, 18318248), (2, 9159124), (4, 4579562), (8, 2289781), (13, 1409096), (17, 1077544), (26, 704548), (34, 538772), (52, 352274), (68, 269386), (104, 176137), (136, 134693), (169, 108392), (221, 82888), (338, 54196), (442, 41444), (676, 27098), (797, 22984), (884, 20722), (1352, 13549), (1594, 11492), (1768, 10361), (2873, 6376), (3188, 5746)]