38791908

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{509}}^1$

素因数の和:621

約数の個数: 72

約数和(自身を含む): 103030200

約数和(自身を除く): 64238292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 73, 87, 116, 146, 174, 219, 261, 292, 348, 438, 509, 522, 657, 876, 1018, 1044, 1314, 1527, 2036, 2117, 2628, 3054, 4234, 4581, 6108, 6351, 8468, 9162, 12702, 14761, 18324, 19053, 25404, 29522, 37157, 38106, 44283, 59044, 74314, 76212, 88566, 111471, 132849, 148628, 177132, 222942, 265698, 334413, 445884, 531396, 668826, 1077553, 1337652, 2155106, 3232659, 4310212, 6465318, 9697977, 12930636, 19395954, 38791908]

約数ペア:

[(1, 38791908), (2, 19395954), (3, 12930636), (4, 9697977), (6, 6465318), (9, 4310212), (12, 3232659), (18, 2155106), (29, 1337652), (36, 1077553), (58, 668826), (73, 531396), (87, 445884), (116, 334413), (146, 265698), (174, 222942), (219, 177132), (261, 148628), (292, 132849), (348, 111471), (438, 88566), (509, 76212), (522, 74314), (657, 59044), (876, 44283), (1018, 38106), (1044, 37157), (1314, 29522), (1527, 25404), (2036, 19053), (2117, 18324), (2628, 14761), (3054, 12702), (4234, 9162), (4581, 8468), (6108, 6351)]