16221768

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 42197760

約数和(自身を除く): 25975992

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 73, 94, 141, 146, 188, 197, 219, 282, 292, 376, 394, 438, 564, 584, 591, 788, 876, 1128, 1182, 1576, 1752, 2364, 3431, 4728, 6862, 9259, 10293, 13724, 14381, 18518, 20586, 27448, 27777, 28762, 37036, 41172, 43143, 55554, 57524, 74072, 82344, 86286, 111108, 115048, 172572, 222216, 345144, 675907, 1351814, 2027721, 2703628, 4055442, 5407256, 8110884, 16221768]

約数ペア:

[(1, 16221768), (2, 8110884), (3, 5407256), (4, 4055442), (6, 2703628), (8, 2027721), (12, 1351814), (24, 675907), (47, 345144), (73, 222216), (94, 172572), (141, 115048), (146, 111108), (188, 86286), (197, 82344), (219, 74072), (282, 57524), (292, 55554), (376, 43143), (394, 41172), (438, 37036), (564, 28762), (584, 27777), (591, 27448), (788, 20586), (876, 18518), (1128, 14381), (1182, 13724), (1576, 10293), (1752, 9259), (2364, 6862), (3431, 4728)]