About the Number

20528013604

20528013603 ← → 20528013605

2進数表記:10011000111100100001010000100100100

漢数字表記:二百五億二千八百一万三千六百四

素因数分解:

2 2 × 7 1 × 17 1 × 211 1 × 313 1 × 653 1

素因数の和:1205
約数の個数: 96
約数和(自身を含む): 43883755776
約数和(自身を除く): 23355742172

約数列:
[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 211, 238, 313, 422, 476, 626, 653, 844, 1252, 1306, 1477, 2191, 2612, 2954, 3587, 4382, 4571, 5321, 5908, 7174, 8764, 9142, 10642, 11101, 14348, 18284, 21284, 22202, 25109, 37247, 44404, 50218, 66043, 74494, 77707, 100436, 132086, 137783, 148988, 155414, 204389, 264172, 275566, 310828, 408778, 462301, 551132, 817556, 924602, 964481, 1122731, 1430723, 1849204, 1928962, 2245462, 2342311, 2861446, 3474613, 3857924, 4490924, 4684622, 5722892, 6949226, 7859117, 9369244, 13898452, 15718234, 16396177, 24322291, 31436468, 32792354, 43126079, 48644582, 65584708, 86252158, 97289164, 172504316, 301882553, 603765106, 733143343, 1207530212, 1466286686, 2932573372, 5132003401, 10264006802, 20528013604]

約数ペア:
[(1, 20528013604), (2, 10264006802), (4, 5132003401), (7, 2932573372), (14, 1466286686), (17, 1207530212), (28, 733143343), (34, 603765106), (68, 301882553), (119, 172504316), (211, 97289164), (238, 86252158), (313, 65584708), (422, 48644582), (476, 43126079), (626, 32792354), (653, 31436468), (844, 24322291), (1252, 16396177), (1306, 15718234), (1477, 13898452), (2191, 9369244), (2612, 7859117), (2954, 6949226), (3587, 5722892), (4382, 4684622), (4571, 4490924), (5321, 3857924), (5908, 3474613), (7174, 2861446), (8764, 2342311), (9142, 2245462), (10642, 1928962), (11101, 1849204), (14348, 1430723), (18284, 1122731), (21284, 964481), (22202, 924602), (25109, 817556), (37247, 551132), (44404, 462301), (50218, 408778), (66043, 310828), (74494, 275566), (77707, 264172), (100436, 204389), (132086, 155414), (137783, 148988)]

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