About the Number

201381908

201381907 ← → 201381909

2進数表記:1100000000001101100000010100

漢数字表記:二億百三十八万千九百八

素因数分解:

2 2 × 7 1 × 13 1 × 727 1 × 761 1

素因数の和:1512
約数の個数: 48
約数和(自身を含む): 434913024
約数和(自身を除く): 233531116

約数列:
[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 727, 761, 1454, 1522, 2908, 3044, 5089, 5327, 9451, 9893, 10178, 10654, 18902, 19786, 20356, 21308, 37804, 39572, 66157, 69251, 132314, 138502, 264628, 277004, 553247, 1106494, 2212988, 3872729, 7192211, 7745458, 14384422, 15490916, 28768844, 50345477, 100690954, 201381908]

約数ペア:
[(1, 201381908), (2, 100690954), (4, 50345477), (7, 28768844), (13, 15490916), (14, 14384422), (26, 7745458), (28, 7192211), (52, 3872729), (91, 2212988), (182, 1106494), (364, 553247), (727, 277004), (761, 264628), (1454, 138502), (1522, 132314), (2908, 69251), (3044, 66157), (5089, 39572), (5327, 37804), (9451, 21308), (9893, 20356), (10178, 19786), (10654, 18902)]

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