About the Number

12389190

12389189 ← → 12389191

2進数表記:101111010000101101000110

漢数字表記:千二百三十八万九千百九十

素因数分解:

2 1 × 3 1 × 5 1 × 11 2 × 3413 1

素因数の和:3445
約数の個数: 48
約数和(自身を含む): 32692464
約数和(自身を除く): 20303274

約数列:
[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 121, 165, 242, 330, 363, 605, 726, 1210, 1815, 3413, 3630, 6826, 10239, 17065, 20478, 34130, 37543, 51195, 75086, 102390, 112629, 187715, 225258, 375430, 412973, 563145, 825946, 1126290, 1238919, 2064865, 2477838, 4129730, 6194595, 12389190]

約数ペア:
[(1, 12389190), (2, 6194595), (3, 4129730), (5, 2477838), (6, 2064865), (10, 1238919), (11, 1126290), (15, 825946), (22, 563145), (30, 412973), (33, 375430), (55, 225258), (66, 187715), (110, 112629), (121, 102390), (165, 75086), (242, 51195), (330, 37543), (363, 34130), (605, 20478), (726, 17065), (1210, 10239), (1815, 6826), (3413, 3630)]

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