16838951780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1\times {\mathrm{12437}}^1$

素因数の和:12981

約数の個数: 96

約数和(自身を含む): 42627513600

約数和(自身を除く): 25788561820

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 509, 532, 665, 1018, 1330, 2036, 2545, 2660, 3563, 5090, 7126, 9671, 10180, 12437, 14252, 17815, 19342, 24874, 35630, 38684, 48355, 49748, 62185, 67697, 71260, 87059, 96710, 124370, 135394, 174118, 193420, 236303, 248740, 270788, 338485, 348236, 435295, 472606, 676970, 870590, 945212, 1181515, 1353940, 1654121, 1741180, 2363030, 3308242, 4726060, 6330433, 6616484, 8270605, 12660866, 16541210, 25321732, 31652165, 33082420, 44313031, 63304330, 88626062, 120278227, 126608660, 177252124, 221565155, 240556454, 443130310, 481112908, 601391135, 841947589, 886260620, 1202782270, 1683895178, 2405564540, 3367790356, 4209737945, 8419475890, 16838951780]

約数ペア:

[(1, 16838951780), (2, 8419475890), (4, 4209737945), (5, 3367790356), (7, 2405564540), (10, 1683895178), (14, 1202782270), (19, 886260620), (20, 841947589), (28, 601391135), (35, 481112908), (38, 443130310), (70, 240556454), (76, 221565155), (95, 177252124), (133, 126608660), (140, 120278227), (190, 88626062), (266, 63304330), (380, 44313031), (509, 33082420), (532, 31652165), (665, 25321732), (1018, 16541210), (1330, 12660866), (2036, 8270605), (2545, 6616484), (2660, 6330433), (3563, 4726060), (5090, 3308242), (7126, 2363030), (9671, 1741180), (10180, 1654121), (12437, 1353940), (14252, 1181515), (17815, 945212), (19342, 870590), (24874, 676970), (35630, 472606), (38684, 435295), (48355, 348236), (49748, 338485), (62185, 270788), (67697, 248740), (71260, 236303), (87059, 193420), (96710, 174118), (124370, 135394)]