16975712

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:152

約数の個数: 72

約数和(自身を含む): 37538424

約数和(自身を除く): 20562712

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 73, 86, 104, 146, 169, 172, 208, 292, 338, 344, 416, 559, 584, 676, 688, 949, 1118, 1168, 1352, 1376, 1898, 2236, 2336, 2704, 3139, 3796, 4472, 5408, 6278, 7267, 7592, 8944, 12337, 12556, 14534, 15184, 17888, 24674, 25112, 29068, 30368, 40807, 49348, 50224, 58136, 81614, 98696, 100448, 116272, 163228, 197392, 232544, 326456, 394784, 530491, 652912, 1060982, 1305824, 2121964, 4243928, 8487856, 16975712]

約数ペア:

[(1, 16975712), (2, 8487856), (4, 4243928), (8, 2121964), (13, 1305824), (16, 1060982), (26, 652912), (32, 530491), (43, 394784), (52, 326456), (73, 232544), (86, 197392), (104, 163228), (146, 116272), (169, 100448), (172, 98696), (208, 81614), (292, 58136), (338, 50224), (344, 49348), (416, 40807), (559, 30368), (584, 29068), (676, 25112), (688, 24674), (949, 17888), (1118, 15184), (1168, 14534), (1352, 12556), (1376, 12337), (1898, 8944), (2236, 7592), (2336, 7267), (2704, 6278), (3139, 5408), (3796, 4472)]