20459776

素因数分解:

$2^8\times {\mathrm{229}}^1\times {\mathrm{349}}^1$

素因数の和:594

約数の個数: 36

約数和(自身を含む): 41135500

約数和(自身を除く): 20675724

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 229, 256, 349, 458, 698, 916, 1396, 1832, 2792, 3664, 5584, 7328, 11168, 14656, 22336, 29312, 44672, 58624, 79921, 89344, 159842, 319684, 639368, 1278736, 2557472, 5114944, 10229888, 20459776]

約数ペア:

[(1, 20459776), (2, 10229888), (4, 5114944), (8, 2557472), (16, 1278736), (32, 639368), (64, 319684), (128, 159842), (229, 89344), (256, 79921), (349, 58624), (458, 44672), (698, 29312), (916, 22336), (1396, 14656), (1832, 11168), (2792, 7328), (3664, 5584)]