19898784

素因数分解:

$2^5\times 3^6\times {\mathrm{853}}^1$

素因数の和:881

約数の個数: 84

約数和(自身を含む): 58805586

約数和(自身を除く): 38906802

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, 853, 864, 972, 1296, 1458, 1706, 1944, 2559, 2592, 2916, 3412, 3888, 5118, 5832, 6824, 7677, 7776, 10236, 11664, 13648, 15354, 20472, 23031, 23328, 27296, 30708, 40944, 46062, 61416, 69093, 81888, 92124, 122832, 138186, 184248, 207279, 245664, 276372, 368496, 414558, 552744, 621837, 736992, 829116, 1105488, 1243674, 1658232, 2210976, 2487348, 3316464, 4974696, 6632928, 9949392, 19898784]

約数ペア:

[(1, 19898784), (2, 9949392), (3, 6632928), (4, 4974696), (6, 3316464), (8, 2487348), (9, 2210976), (12, 1658232), (16, 1243674), (18, 1105488), (24, 829116), (27, 736992), (32, 621837), (36, 552744), (48, 414558), (54, 368496), (72, 276372), (81, 245664), (96, 207279), (108, 184248), (144, 138186), (162, 122832), (216, 92124), (243, 81888), (288, 69093), (324, 61416), (432, 46062), (486, 40944), (648, 30708), (729, 27296), (853, 23328), (864, 23031), (972, 20472), (1296, 15354), (1458, 13648), (1706, 11664), (1944, 10236), (2559, 7776), (2592, 7677), (2916, 6824), (3412, 5832), (3888, 5118)]