20723232

素因数分解:

$2^5\times 3^1\times {\mathrm{139}}^1\times {\mathrm{1553}}^1$

素因数の和:1705

約数の個数: 48

約数和(自身を含む): 54825120

約数和(自身を除く): 34101888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 139, 278, 417, 556, 834, 1112, 1553, 1668, 2224, 3106, 3336, 4448, 4659, 6212, 6672, 9318, 12424, 13344, 18636, 24848, 37272, 49696, 74544, 149088, 215867, 431734, 647601, 863468, 1295202, 1726936, 2590404, 3453872, 5180808, 6907744, 10361616, 20723232]

約数ペア:

[(1, 20723232), (2, 10361616), (3, 6907744), (4, 5180808), (6, 3453872), (8, 2590404), (12, 1726936), (16, 1295202), (24, 863468), (32, 647601), (48, 431734), (96, 215867), (139, 149088), (278, 74544), (417, 49696), (556, 37272), (834, 24848), (1112, 18636), (1553, 13344), (1668, 12424), (2224, 9318), (3106, 6672), (3336, 6212), (4448, 4659)]