20531232

素因数分解:

$2^5\times 3^4\times {\mathrm{89}}^2$

素因数の和:200

約数の個数: 90

約数和(自身を含む): 61067853

約数和(自身を除く): 40536621

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 89, 96, 108, 144, 162, 178, 216, 267, 288, 324, 356, 432, 534, 648, 712, 801, 864, 1068, 1296, 1424, 1602, 2136, 2403, 2592, 2848, 3204, 4272, 4806, 6408, 7209, 7921, 8544, 9612, 12816, 14418, 15842, 19224, 23763, 25632, 28836, 31684, 38448, 47526, 57672, 63368, 71289, 76896, 95052, 115344, 126736, 142578, 190104, 213867, 230688, 253472, 285156, 380208, 427734, 570312, 641601, 760416, 855468, 1140624, 1283202, 1710936, 2281248, 2566404, 3421872, 5132808, 6843744, 10265616, 20531232]

約数ペア:

[(1, 20531232), (2, 10265616), (3, 6843744), (4, 5132808), (6, 3421872), (8, 2566404), (9, 2281248), (12, 1710936), (16, 1283202), (18, 1140624), (24, 855468), (27, 760416), (32, 641601), (36, 570312), (48, 427734), (54, 380208), (72, 285156), (81, 253472), (89, 230688), (96, 213867), (108, 190104), (144, 142578), (162, 126736), (178, 115344), (216, 95052), (267, 76896), (288, 71289), (324, 63368), (356, 57672), (432, 47526), (534, 38448), (648, 31684), (712, 28836), (801, 25632), (864, 23763), (1068, 19224), (1296, 15842), (1424, 14418), (1602, 12816), (2136, 9612), (2403, 8544), (2592, 7921), (2848, 7209), (3204, 6408), (4272, 4806)]