18356220

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{1259}}^1$

素因数の和:1286

約数の個数: 84

約数和(自身を含む): 57841560

約数和(自身を除く): 39485340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 729, 810, 972, 1215, 1259, 1458, 1620, 2430, 2518, 2916, 3645, 3777, 4860, 5036, 6295, 7290, 7554, 11331, 12590, 14580, 15108, 18885, 22662, 25180, 33993, 37770, 45324, 56655, 67986, 75540, 101979, 113310, 135972, 169965, 203958, 226620, 305937, 339930, 407916, 509895, 611874, 679860, 917811, 1019790, 1223748, 1529685, 1835622, 2039580, 3059370, 3671244, 4589055, 6118740, 9178110, 18356220]

約数ペア:

[(1, 18356220), (2, 9178110), (3, 6118740), (4, 4589055), (5, 3671244), (6, 3059370), (9, 2039580), (10, 1835622), (12, 1529685), (15, 1223748), (18, 1019790), (20, 917811), (27, 679860), (30, 611874), (36, 509895), (45, 407916), (54, 339930), (60, 305937), (81, 226620), (90, 203958), (108, 169965), (135, 135972), (162, 113310), (180, 101979), (243, 75540), (270, 67986), (324, 56655), (405, 45324), (486, 37770), (540, 33993), (729, 25180), (810, 22662), (972, 18885), (1215, 15108), (1259, 14580), (1458, 12590), (1620, 11331), (2430, 7554), (2518, 7290), (2916, 6295), (3645, 5036), (3777, 4860)]