19044172

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 39880512

約数和(自身を除く): 20836340

約数列:

[1, 2, 4, 7, 14, 28, 41, 53, 82, 106, 164, 212, 287, 313, 371, 574, 626, 742, 1148, 1252, 1484, 2173, 2191, 4346, 4382, 8692, 8764, 12833, 15211, 16589, 25666, 30422, 33178, 51332, 60844, 66356, 89831, 116123, 179662, 232246, 359324, 464492, 680149, 1360298, 2720596, 4761043, 9522086, 19044172]

約数ペア:

[(1, 19044172), (2, 9522086), (4, 4761043), (7, 2720596), (14, 1360298), (28, 680149), (41, 464492), (53, 359324), (82, 232246), (106, 179662), (164, 116123), (212, 89831), (287, 66356), (313, 60844), (371, 51332), (574, 33178), (626, 30422), (742, 25666), (1148, 16589), (1252, 15211), (1484, 12833), (2173, 8764), (2191, 8692), (4346, 4382)]