About the Number

20180448990

20180448989 ← → 20180448991

2進数表記:10010110010110110010011011011011110

漢数字表記:二百一億八千四十四万八千九百九十

素因数分解:

2 1 × 3 2 × 5 1 × 13 1 × 17248247 1

素因数の和:17248273
約数の個数: 48
約数和(自身を含む): 56505260448
約数和(自身を除く): 36324811458

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 17248247, 34496494, 51744741, 86241235, 103489482, 155234223, 172482470, 224227211, 258723705, 310468446, 448454422, 517447410, 672681633, 776171115, 1121136055, 1345363266, 1552342230, 2018044899, 2242272110, 3363408165, 4036089798, 6726816330, 10090224495, 20180448990]

約数ペア:
[(1, 20180448990), (2, 10090224495), (3, 6726816330), (5, 4036089798), (6, 3363408165), (9, 2242272110), (10, 2018044899), (13, 1552342230), (15, 1345363266), (18, 1121136055), (26, 776171115), (30, 672681633), (39, 517447410), (45, 448454422), (65, 310468446), (78, 258723705), (90, 224227211), (117, 172482470), (130, 155234223), (195, 103489482), (234, 86241235), (390, 51744741), (585, 34496494), (1170, 17248247)]

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