18919008

素因数分解:

$2^5\times 3^6\times {\mathrm{811}}^1$

素因数の和:839

約数の個数: 84

約数和(自身を含む): 55913508

約数和(自身を除く): 36994500

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 96, 108, 144, 162, 216, 243, 288, 324, 432, 486, 648, 729, 811, 864, 972, 1296, 1458, 1622, 1944, 2433, 2592, 2916, 3244, 3888, 4866, 5832, 6488, 7299, 7776, 9732, 11664, 12976, 14598, 19464, 21897, 23328, 25952, 29196, 38928, 43794, 58392, 65691, 77856, 87588, 116784, 131382, 175176, 197073, 233568, 262764, 350352, 394146, 525528, 591219, 700704, 788292, 1051056, 1182438, 1576584, 2102112, 2364876, 3153168, 4729752, 6306336, 9459504, 18919008]

約数ペア:

[(1, 18919008), (2, 9459504), (3, 6306336), (4, 4729752), (6, 3153168), (8, 2364876), (9, 2102112), (12, 1576584), (16, 1182438), (18, 1051056), (24, 788292), (27, 700704), (32, 591219), (36, 525528), (48, 394146), (54, 350352), (72, 262764), (81, 233568), (96, 197073), (108, 175176), (144, 131382), (162, 116784), (216, 87588), (243, 77856), (288, 65691), (324, 58392), (432, 43794), (486, 38928), (648, 29196), (729, 25952), (811, 23328), (864, 21897), (972, 19464), (1296, 14598), (1458, 12976), (1622, 11664), (1944, 9732), (2433, 7776), (2592, 7299), (2916, 6488), (3244, 5832), (3888, 4866)]