About the Number

12318390

12318389 ← → 12318391

2進数表記:101110111111011010110110

漢数字表記:千二百三十一万八千三百九十

素因数分解:

2 1 × 3 2 × 5 1 × 7 1 × 19553 1

素因数の和:19573
約数の個数: 48
約数和(自身を含む): 36605088
約数和(自身を除く): 24286698

約数列:
[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 19553, 39106, 58659, 97765, 117318, 136871, 175977, 195530, 273742, 293295, 351954, 410613, 586590, 684355, 821226, 879885, 1231839, 1368710, 1759770, 2053065, 2463678, 4106130, 6159195, 12318390]

約数ペア:
[(1, 12318390), (2, 6159195), (3, 4106130), (5, 2463678), (6, 2053065), (7, 1759770), (9, 1368710), (10, 1231839), (14, 879885), (15, 821226), (18, 684355), (21, 586590), (30, 410613), (35, 351954), (42, 293295), (45, 273742), (63, 195530), (70, 175977), (90, 136871), (105, 117318), (126, 97765), (210, 58659), (315, 39106), (630, 19553)]

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