About the Number

18897242

18897241 ← → 18897243

2進数表記:1001000000101100101011010

漢数字表記:千八百八十九万七千二百四十二

素因数分解:

2 1 × 7 3 × 13 2 × 163 1

素因数の和:212
約数の個数: 48
約数和(自身を含む): 36014400
約数和(自身を除く): 17117158

約数列:
[1, 2, 7, 13, 14, 26, 49, 91, 98, 163, 169, 182, 326, 338, 343, 637, 686, 1141, 1183, 1274, 2119, 2282, 2366, 4238, 4459, 7987, 8281, 8918, 14833, 15974, 16562, 27547, 29666, 55094, 55909, 57967, 103831, 111818, 115934, 192829, 207662, 385658, 726817, 1349803, 1453634, 2699606, 9448621, 18897242]

約数ペア:
[(1, 18897242), (2, 9448621), (7, 2699606), (13, 1453634), (14, 1349803), (26, 726817), (49, 385658), (91, 207662), (98, 192829), (163, 115934), (169, 111818), (182, 103831), (326, 57967), (338, 55909), (343, 55094), (637, 29666), (686, 27547), (1141, 16562), (1183, 15974), (1274, 14833), (2119, 8918), (2282, 8281), (2366, 7987), (4238, 4459)]

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