19289322

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{373}}^1$

素因数の和:424

約数の個数: 72

約数和(自身を含む): 48046284

約数和(自身を除く): 28756962

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 169, 221, 234, 306, 338, 373, 442, 507, 663, 746, 1014, 1119, 1326, 1521, 1989, 2238, 2873, 3042, 3357, 3978, 4849, 5746, 6341, 6714, 8619, 9698, 12682, 14547, 17238, 19023, 25857, 29094, 38046, 43641, 51714, 57069, 63037, 82433, 87282, 114138, 126074, 164866, 189111, 247299, 378222, 494598, 567333, 741897, 1071629, 1134666, 1483794, 2143258, 3214887, 6429774, 9644661, 19289322]

約数ペア:

[(1, 19289322), (2, 9644661), (3, 6429774), (6, 3214887), (9, 2143258), (13, 1483794), (17, 1134666), (18, 1071629), (26, 741897), (34, 567333), (39, 494598), (51, 378222), (78, 247299), (102, 189111), (117, 164866), (153, 126074), (169, 114138), (221, 87282), (234, 82433), (306, 63037), (338, 57069), (373, 51714), (442, 43641), (507, 38046), (663, 29094), (746, 25857), (1014, 19023), (1119, 17238), (1326, 14547), (1521, 12682), (1989, 9698), (2238, 8619), (2873, 6714), (3042, 6341), (3357, 5746), (3978, 4849)]