About the Number

2011128007

2011128006 ← → 2011128008

2進数表記:1110111110111110110000011000111

漢数字表記:二十億千百十二万八千七

素因数分解:

7 1 × 31 1 × 37 1 × 463 1 × 541 1

素因数の和:1079
約数の個数: 32
約数和(自身を含む): 2446475264
約数和(自身を除く): 435347257

約数列:
[1, 7, 31, 37, 217, 259, 463, 541, 1147, 3241, 3787, 8029, 14353, 16771, 17131, 20017, 100471, 117397, 119917, 140119, 250483, 531061, 620527, 1753381, 3717427, 4343689, 7764973, 9267871, 54354811, 64875097, 287304001, 2011128007]

約数ペア:
[(1, 2011128007), (7, 287304001), (31, 64875097), (37, 54354811), (217, 9267871), (259, 7764973), (463, 4343689), (541, 3717427), (1147, 1753381), (3241, 620527), (3787, 531061), (8029, 250483), (14353, 140119), (16771, 119917), (17131, 117397), (20017, 100471)]

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