About the Number

20525388

20525387 ← → 20525389

2進数表記:1001110010011000101001100

漢数字表記:二千五十二万五千三百八十八

素因数分解:

2 2 × 3 1 × 13 2 × 29 1 × 349 1

素因数の和:411
約数の個数: 72
約数和(自身を含む): 53802000
約数和(自身を除く): 33276612

約数列:
[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 52, 58, 78, 87, 116, 156, 169, 174, 338, 348, 349, 377, 507, 676, 698, 754, 1014, 1047, 1131, 1396, 1508, 2028, 2094, 2262, 4188, 4524, 4537, 4901, 9074, 9802, 10121, 13611, 14703, 18148, 19604, 20242, 27222, 29406, 30363, 40484, 54444, 58812, 58981, 60726, 117962, 121452, 131573, 176943, 235924, 263146, 353886, 394719, 526292, 707772, 789438, 1578876, 1710449, 3420898, 5131347, 6841796, 10262694, 20525388]

約数ペア:
[(1, 20525388), (2, 10262694), (3, 6841796), (4, 5131347), (6, 3420898), (12, 1710449), (13, 1578876), (26, 789438), (29, 707772), (39, 526292), (52, 394719), (58, 353886), (78, 263146), (87, 235924), (116, 176943), (156, 131573), (169, 121452), (174, 117962), (338, 60726), (348, 58981), (349, 58812), (377, 54444), (507, 40484), (676, 30363), (698, 29406), (754, 27222), (1014, 20242), (1047, 19604), (1131, 18148), (1396, 14703), (1508, 13611), (2028, 10121), (2094, 9802), (2262, 9074), (4188, 4901), (4524, 4537)]

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