About the Number

38987190

38987189 ← → 38987191

2進数表記:10010100101110010110110110

漢数字表記:三千八百九十八万七千百九十

素因数分解:

2 1 × 3 3 × 5 1 × 11 1 × 13127 1

素因数の和:13154
約数の個数: 64
約数和(自身を含む): 113425920
約数和(自身を除く): 74438730

約数列:
[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 110, 135, 165, 198, 270, 297, 330, 495, 594, 990, 1485, 2970, 13127, 26254, 39381, 65635, 78762, 118143, 131270, 144397, 196905, 236286, 288794, 354429, 393810, 433191, 590715, 708858, 721985, 866382, 1181430, 1299573, 1443970, 1772145, 2165955, 2599146, 3544290, 3898719, 4331910, 6497865, 7797438, 12995730, 19493595, 38987190]

約数ペア:
[(1, 38987190), (2, 19493595), (3, 12995730), (5, 7797438), (6, 6497865), (9, 4331910), (10, 3898719), (11, 3544290), (15, 2599146), (18, 2165955), (22, 1772145), (27, 1443970), (30, 1299573), (33, 1181430), (45, 866382), (54, 721985), (55, 708858), (66, 590715), (90, 433191), (99, 393810), (110, 354429), (135, 288794), (165, 236286), (198, 196905), (270, 144397), (297, 131270), (330, 118143), (495, 78762), (594, 65635), (990, 39381), (1485, 26254), (2970, 13127)]

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