About the Number

20209968009

20209968008 ← → 20209968010

2進数表記:10010110100100110111010001110001001

漢数字表記:二百二億九百九十六万八千九

素因数分解:

3 2 × 7 1 × 11 2 × 41 1 × 64663 1

素因数の和:64739
約数の個数: 72
約数和(自身を含む): 37566162816
約数和(自身を除く): 17356194807

約数列:
[1, 3, 7, 9, 11, 21, 33, 41, 63, 77, 99, 121, 123, 231, 287, 363, 369, 451, 693, 847, 861, 1089, 1353, 2541, 2583, 3157, 4059, 4961, 7623, 9471, 14883, 28413, 34727, 44649, 64663, 104181, 193989, 312543, 452641, 581967, 711293, 1357923, 2133879, 2651183, 4073769, 4979051, 6401637, 7824223, 7953549, 14937153, 18558281, 23472669, 23860647, 29163013, 44811459, 54769561, 55674843, 70418007, 87489039, 164308683, 167024529, 204141091, 262467117, 320793143, 492926049, 612423273, 962379429, 1837269819, 2245552001, 2887138287, 6736656003, 20209968009]

約数ペア:
[(1, 20209968009), (3, 6736656003), (7, 2887138287), (9, 2245552001), (11, 1837269819), (21, 962379429), (33, 612423273), (41, 492926049), (63, 320793143), (77, 262467117), (99, 204141091), (121, 167024529), (123, 164308683), (231, 87489039), (287, 70418007), (363, 55674843), (369, 54769561), (451, 44811459), (693, 29163013), (847, 23860647), (861, 23472669), (1089, 18558281), (1353, 14937153), (2541, 7953549), (2583, 7824223), (3157, 6401637), (4059, 4979051), (4961, 4073769), (7623, 2651183), (9471, 2133879), (14883, 1357923), (28413, 711293), (34727, 581967), (44649, 452641), (64663, 312543), (104181, 193989)]

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