About the Number

1020891438

1020891437 ← → 1020891439

2進数表記:111100110110011001000100101110

漢数字表記:十億二千八十九万千四百三十八

素因数分解:

2 1 × 3 4 × 7 1 × 97 1 × 9281 1

素因数の和:9399
約数の個数: 80
約数和(自身を含む): 2641582944
約数和(自身を除く): 1620691506

約数列:
[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 97, 126, 162, 189, 194, 291, 378, 567, 582, 679, 873, 1134, 1358, 1746, 2037, 2619, 4074, 5238, 6111, 7857, 9281, 12222, 15714, 18333, 18562, 27843, 36666, 54999, 55686, 64967, 83529, 109998, 129934, 167058, 194901, 250587, 389802, 501174, 584703, 751761, 900257, 1169406, 1503522, 1754109, 1800514, 2700771, 3508218, 5262327, 5401542, 6301799, 8102313, 10524654, 12603598, 16204626, 18905397, 24306939, 37810794, 48613878, 56716191, 72920817, 113432382, 145841634, 170148573, 340297146, 510445719, 1020891438]

約数ペア:
[(1, 1020891438), (2, 510445719), (3, 340297146), (6, 170148573), (7, 145841634), (9, 113432382), (14, 72920817), (18, 56716191), (21, 48613878), (27, 37810794), (42, 24306939), (54, 18905397), (63, 16204626), (81, 12603598), (97, 10524654), (126, 8102313), (162, 6301799), (189, 5401542), (194, 5262327), (291, 3508218), (378, 2700771), (567, 1800514), (582, 1754109), (679, 1503522), (873, 1169406), (1134, 900257), (1358, 751761), (1746, 584703), (2037, 501174), (2619, 389802), (4074, 250587), (5238, 194901), (6111, 167058), (7857, 129934), (9281, 109998), (12222, 83529), (15714, 64967), (18333, 55686), (18562, 54999), (27843, 36666)]

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