20482336

素因数分解:

$2^5\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1499}}^1$

素因数の和:1577

約数の個数: 48

約数和(自身を含む): 46872000

約数和(自身を除く): 26389664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 112, 122, 224, 244, 427, 488, 854, 976, 1499, 1708, 1952, 2998, 3416, 5996, 6832, 10493, 11992, 13664, 20986, 23984, 41972, 47968, 83944, 91439, 167888, 182878, 335776, 365756, 640073, 731512, 1280146, 1463024, 2560292, 2926048, 5120584, 10241168, 20482336]

約数ペア:

[(1, 20482336), (2, 10241168), (4, 5120584), (7, 2926048), (8, 2560292), (14, 1463024), (16, 1280146), (28, 731512), (32, 640073), (56, 365756), (61, 335776), (112, 182878), (122, 167888), (224, 91439), (244, 83944), (427, 47968), (488, 41972), (854, 23984), (976, 20986), (1499, 13664), (1708, 11992), (1952, 10493), (2998, 6832), (3416, 5996)]