About the Number

20131918065

20131918064 ← → 20131918066

2進数表記:10010101111111101001011000011110001

漢数字表記:二百一億三千百九十一万八千六十五

素因数分解:

3 3 × 5 1 × 7 1 × 19 1 × 751 1 × 1493 1

素因数の和:2284
約数の個数: 128
約数和(自身を含む): 43141939200
約数和(自身を除く): 23010021135

約数列:
[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 57, 63, 95, 105, 133, 135, 171, 189, 285, 315, 399, 513, 665, 751, 855, 945, 1197, 1493, 1995, 2253, 2565, 3591, 3755, 4479, 5257, 5985, 6759, 7465, 10451, 11265, 13437, 14269, 15771, 17955, 20277, 22395, 26285, 28367, 31353, 33795, 40311, 42807, 47313, 52255, 67185, 71345, 78855, 85101, 94059, 99883, 101385, 128421, 141835, 141939, 156765, 198569, 201555, 214035, 236565, 255303, 282177, 299649, 385263, 425505, 470295, 499415, 595707, 642105, 709695, 765909, 898947, 992845, 1121243, 1276515, 1410885, 1498245, 1787121, 1926315, 2696841, 2978535, 3363729, 3829545, 4494735, 5361363, 5606215, 7848701, 8935605, 10091187, 13484205, 16818645, 21303617, 23546103, 26806815, 30273561, 39243505, 50455935, 63910851, 70638309, 106518085, 117730515, 149125319, 151367805, 191732553, 211914927, 319554255, 353191545, 447375957, 575197659, 745626595, 958662765, 1059574635, 1342127871, 2236879785, 2875988295, 4026383613, 6710639355, 20131918065]

約数ペア:
[(1, 20131918065), (3, 6710639355), (5, 4026383613), (7, 2875988295), (9, 2236879785), (15, 1342127871), (19, 1059574635), (21, 958662765), (27, 745626595), (35, 575197659), (45, 447375957), (57, 353191545), (63, 319554255), (95, 211914927), (105, 191732553), (133, 151367805), (135, 149125319), (171, 117730515), (189, 106518085), (285, 70638309), (315, 63910851), (399, 50455935), (513, 39243505), (665, 30273561), (751, 26806815), (855, 23546103), (945, 21303617), (1197, 16818645), (1493, 13484205), (1995, 10091187), (2253, 8935605), (2565, 7848701), (3591, 5606215), (3755, 5361363), (4479, 4494735), (5257, 3829545), (5985, 3363729), (6759, 2978535), (7465, 2696841), (10451, 1926315), (11265, 1787121), (13437, 1498245), (14269, 1410885), (15771, 1276515), (17955, 1121243), (20277, 992845), (22395, 898947), (26285, 765909), (28367, 709695), (31353, 642105), (33795, 595707), (40311, 499415), (42807, 470295), (47313, 425505), (52255, 385263), (67185, 299649), (71345, 282177), (78855, 255303), (85101, 236565), (94059, 214035), (99883, 201555), (101385, 198569), (128421, 156765), (141835, 141939)]

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