About the Number

2013553971

2013553970 ← → 2013553972

2進数表記:1111000000001000110010100110011

漢数字表記:二十億千三百五十五万三千九百七十一

素因数分解:

3 4 × 11 1 × 13 1 × 131 1 × 1327 1

素因数の和:1494
約数の個数: 80
約数和(自身を含む): 3563417088
約数和(自身を除く): 1549863117

約数列:
[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 131, 143, 297, 351, 393, 429, 891, 1053, 1179, 1287, 1327, 1441, 1703, 3537, 3861, 3981, 4323, 5109, 10611, 11583, 11943, 12969, 14597, 15327, 17251, 18733, 35829, 38907, 43791, 45981, 51753, 56199, 107487, 116721, 131373, 137943, 155259, 168597, 173837, 189761, 394119, 465777, 505791, 521511, 569283, 1182357, 1397331, 1517373, 1564533, 1707849, 1912207, 2259881, 4693599, 5123547, 5736621, 6779643, 14080797, 15370641, 17209863, 20338929, 24858691, 51629589, 61016787, 74576073, 154888767, 183050361, 223728219, 671184657, 2013553971]

約数ペア:
[(1, 2013553971), (3, 671184657), (9, 223728219), (11, 183050361), (13, 154888767), (27, 74576073), (33, 61016787), (39, 51629589), (81, 24858691), (99, 20338929), (117, 17209863), (131, 15370641), (143, 14080797), (297, 6779643), (351, 5736621), (393, 5123547), (429, 4693599), (891, 2259881), (1053, 1912207), (1179, 1707849), (1287, 1564533), (1327, 1517373), (1441, 1397331), (1703, 1182357), (3537, 569283), (3861, 521511), (3981, 505791), (4323, 465777), (5109, 394119), (10611, 189761), (11583, 173837), (11943, 168597), (12969, 155259), (14597, 137943), (15327, 131373), (17251, 116721), (18733, 107487), (35829, 56199), (38907, 51753), (43791, 45981)]

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