19766912

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 43696800

約数和(自身を除く): 23929888

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 101, 128, 139, 176, 202, 278, 352, 404, 556, 704, 808, 1111, 1112, 1408, 1529, 1616, 2222, 2224, 3058, 3232, 4444, 4448, 6116, 6464, 8888, 8896, 12232, 12928, 14039, 17776, 17792, 24464, 28078, 35552, 48928, 56156, 71104, 97856, 112312, 142208, 154429, 195712, 224624, 308858, 449248, 617716, 898496, 1235432, 1796992, 2470864, 4941728, 9883456, 19766912]

約数ペア:

[(1, 19766912), (2, 9883456), (4, 4941728), (8, 2470864), (11, 1796992), (16, 1235432), (22, 898496), (32, 617716), (44, 449248), (64, 308858), (88, 224624), (101, 195712), (128, 154429), (139, 142208), (176, 112312), (202, 97856), (278, 71104), (352, 56156), (404, 48928), (556, 35552), (704, 28078), (808, 24464), (1111, 17792), (1112, 17776), (1408, 14039), (1529, 12928), (1616, 12232), (2222, 8896), (2224, 8888), (3058, 6464), (3232, 6116), (4444, 4448)]