19969296

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:264

約数の個数: 80

約数和(自身を含む): 53954880

約数和(自身を除く): 33985584

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 73, 82, 123, 139, 146, 164, 219, 246, 278, 292, 328, 417, 438, 492, 556, 584, 656, 834, 876, 984, 1112, 1168, 1668, 1752, 1968, 2224, 2993, 3336, 3504, 5699, 5986, 6672, 8979, 10147, 11398, 11972, 17097, 17958, 20294, 22796, 23944, 30441, 34194, 35916, 40588, 45592, 47888, 60882, 68388, 71832, 81176, 91184, 121764, 136776, 143664, 162352, 243528, 273552, 416027, 487056, 832054, 1248081, 1664108, 2496162, 3328216, 4992324, 6656432, 9984648, 19969296]

約数ペア:

[(1, 19969296), (2, 9984648), (3, 6656432), (4, 4992324), (6, 3328216), (8, 2496162), (12, 1664108), (16, 1248081), (24, 832054), (41, 487056), (48, 416027), (73, 273552), (82, 243528), (123, 162352), (139, 143664), (146, 136776), (164, 121764), (219, 91184), (246, 81176), (278, 71832), (292, 68388), (328, 60882), (417, 47888), (438, 45592), (492, 40588), (556, 35916), (584, 34194), (656, 30441), (834, 23944), (876, 22796), (984, 20294), (1112, 17958), (1168, 17097), (1668, 11972), (1752, 11398), (1968, 10147), (2224, 8979), (2993, 6672), (3336, 5986), (3504, 5699)]