1821986764

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{739}}^1\times {\mathrm{2789}}^1$

素因数の和:3562

約数の個数: 48

約数和(自身を含む): 3641954400

約数和(自身を除く): 1819967636

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 739, 884, 1478, 2789, 2956, 5578, 9607, 11156, 12563, 19214, 25126, 36257, 38428, 47413, 50252, 72514, 94826, 145028, 163319, 189652, 326638, 616369, 653276, 1232738, 2061071, 2465476, 4122142, 8244284, 26793923, 35038207, 53587846, 70076414, 107175692, 140152828, 455496691, 910993382, 1821986764]

約数ペア:

[(1, 1821986764), (2, 910993382), (4, 455496691), (13, 140152828), (17, 107175692), (26, 70076414), (34, 53587846), (52, 35038207), (68, 26793923), (221, 8244284), (442, 4122142), (739, 2465476), (884, 2061071), (1478, 1232738), (2789, 653276), (2956, 616369), (5578, 326638), (9607, 189652), (11156, 163319), (12563, 145028), (19214, 94826), (25126, 72514), (36257, 50252), (38428, 47413)]