20500736

素因数分解:

$2^8\times {\mathrm{73}}^1\times {\mathrm{1097}}^1$

素因数の和:1186

約数の個数: 36

約数和(自身を含む): 41519772

約数和(自身を除く): 21019036

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 128, 146, 256, 292, 584, 1097, 1168, 2194, 2336, 4388, 4672, 8776, 9344, 17552, 18688, 35104, 70208, 80081, 140416, 160162, 280832, 320324, 640648, 1281296, 2562592, 5125184, 10250368, 20500736]

約数ペア:

[(1, 20500736), (2, 10250368), (4, 5125184), (8, 2562592), (16, 1281296), (32, 640648), (64, 320324), (73, 280832), (128, 160162), (146, 140416), (256, 80081), (292, 70208), (584, 35104), (1097, 18688), (1168, 17552), (2194, 9344), (2336, 8776), (4388, 4672)]