1994365968

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{9007}}^1$

素因数の和:9684

約数の個数: 80

約数和(自身を含む): 5897717760

約数和(自身を除く): 3903351792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 659, 1318, 1977, 2636, 3954, 4613, 5272, 7908, 9007, 9226, 10544, 13839, 15816, 18014, 18452, 27021, 27678, 31632, 36028, 36904, 54042, 55356, 63049, 72056, 73808, 108084, 110712, 126098, 144112, 189147, 216168, 221424, 252196, 378294, 432336, 504392, 756588, 1008784, 1513176, 3026352, 5935613, 11871226, 17806839, 23742452, 35613678, 41549291, 47484904, 71227356, 83098582, 94969808, 124647873, 142454712, 166197164, 249295746, 284909424, 332394328, 498591492, 664788656, 997182984, 1994365968]

約数ペア:

[(1, 1994365968), (2, 997182984), (3, 664788656), (4, 498591492), (6, 332394328), (7, 284909424), (8, 249295746), (12, 166197164), (14, 142454712), (16, 124647873), (21, 94969808), (24, 83098582), (28, 71227356), (42, 47484904), (48, 41549291), (56, 35613678), (84, 23742452), (112, 17806839), (168, 11871226), (336, 5935613), (659, 3026352), (1318, 1513176), (1977, 1008784), (2636, 756588), (3954, 504392), (4613, 432336), (5272, 378294), (7908, 252196), (9007, 221424), (9226, 216168), (10544, 189147), (13839, 144112), (15816, 126098), (18014, 110712), (18452, 108084), (27021, 73808), (27678, 72056), (31632, 63049), (36028, 55356), (36904, 54042)]