18371826

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 45048960

約数和(自身を除く): 26677134

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 157, 197, 198, 297, 314, 394, 471, 591, 594, 942, 1182, 1413, 1727, 1773, 2167, 2826, 3454, 3546, 4239, 4334, 5181, 5319, 6501, 8478, 10362, 10638, 13002, 15543, 19503, 30929, 31086, 39006, 46629, 58509, 61858, 92787, 93258, 117018, 185574, 278361, 340219, 556722, 680438, 835083, 1020657, 1670166, 2041314, 3061971, 6123942, 9185913, 18371826]

約数ペア:

[(1, 18371826), (2, 9185913), (3, 6123942), (6, 3061971), (9, 2041314), (11, 1670166), (18, 1020657), (22, 835083), (27, 680438), (33, 556722), (54, 340219), (66, 278361), (99, 185574), (157, 117018), (197, 93258), (198, 92787), (297, 61858), (314, 58509), (394, 46629), (471, 39006), (591, 31086), (594, 30929), (942, 19503), (1182, 15543), (1413, 13002), (1727, 10638), (1773, 10362), (2167, 8478), (2826, 6501), (3454, 5319), (3546, 5181), (4239, 4334)]