About the Number

12121992

12121991 ← → 12121993

2進数表記:101110001111011110001000

漢数字表記:千二百十二万千九百九十二

素因数分解:

2 3 × 3 2 × 31 1 × 5431 1

素因数の和:5474
約数の個数: 48
約数和(自身を含む): 33895680
約数和(自身を除く): 21773688

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 558, 744, 1116, 2232, 5431, 10862, 16293, 21724, 32586, 43448, 48879, 65172, 97758, 130344, 168361, 195516, 336722, 391032, 505083, 673444, 1010166, 1346888, 1515249, 2020332, 3030498, 4040664, 6060996, 12121992]

約数ペア:
[(1, 12121992), (2, 6060996), (3, 4040664), (4, 3030498), (6, 2020332), (8, 1515249), (9, 1346888), (12, 1010166), (18, 673444), (24, 505083), (31, 391032), (36, 336722), (62, 195516), (72, 168361), (93, 130344), (124, 97758), (186, 65172), (248, 48879), (279, 43448), (372, 32586), (558, 21724), (744, 16293), (1116, 10862), (2232, 5431)]

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