20205984

素因数分解:

$2^5\times 3^1\times {\mathrm{109}}^1\times {\mathrm{1931}}^1$

素因数の和:2053

約数の個数: 48

約数和(自身を含む): 53555040

約数和(自身を除く): 33349056

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 109, 218, 327, 436, 654, 872, 1308, 1744, 1931, 2616, 3488, 3862, 5232, 5793, 7724, 10464, 11586, 15448, 23172, 30896, 46344, 61792, 92688, 185376, 210479, 420958, 631437, 841916, 1262874, 1683832, 2525748, 3367664, 5051496, 6735328, 10102992, 20205984]

約数ペア:

[(1, 20205984), (2, 10102992), (3, 6735328), (4, 5051496), (6, 3367664), (8, 2525748), (12, 1683832), (16, 1262874), (24, 841916), (32, 631437), (48, 420958), (96, 210479), (109, 185376), (218, 92688), (327, 61792), (436, 46344), (654, 30896), (872, 23172), (1308, 15448), (1744, 11586), (1931, 10464), (2616, 7724), (3488, 5793), (3862, 5232)]