About the Number

20121664095

20121664094 ← → 20121664096

2進数表記:10010101111010110000011101001011111

漢数字表記:二百一億二千百六十六万四千九十五

素因数分解:

3 2 × 5 1 × 13 1 × 41 1 × 838927 1

素因数の和:838992
約数の個数: 48
約数和(自身を含む): 38476593792
約数和(自身を除く): 18354929697

約数列:
[1, 3, 5, 9, 13, 15, 39, 41, 45, 65, 117, 123, 195, 205, 369, 533, 585, 615, 1599, 1845, 2665, 4797, 7995, 23985, 838927, 2516781, 4194635, 7550343, 10906051, 12583905, 32718153, 34396007, 37751715, 54530255, 98154459, 103188021, 163590765, 171980035, 309564063, 447148091, 490772295, 515940105, 1341444273, 1547820315, 2235740455, 4024332819, 6707221365, 20121664095]

約数ペア:
[(1, 20121664095), (3, 6707221365), (5, 4024332819), (9, 2235740455), (13, 1547820315), (15, 1341444273), (39, 515940105), (41, 490772295), (45, 447148091), (65, 309564063), (117, 171980035), (123, 163590765), (195, 103188021), (205, 98154459), (369, 54530255), (533, 37751715), (585, 34396007), (615, 32718153), (1599, 12583905), (1845, 10906051), (2665, 7550343), (4797, 4194635), (7995, 2516781), (23985, 838927)]

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