About the Number

20129445

20129444 ← → 20129446

2進数表記:1001100110010011010100101

漢数字表記:二千十二万九千四百四十五

素因数分解:

3 3 × 5 1 × 7 2 × 17 1 × 179 1

素因数の和:224
約数の個数: 96
約数和(自身を含む): 44323200
約数和(自身を除く): 24193755

約数列:
[1, 3, 5, 7, 9, 15, 17, 21, 27, 35, 45, 49, 51, 63, 85, 105, 119, 135, 147, 153, 179, 189, 245, 255, 315, 357, 441, 459, 537, 595, 735, 765, 833, 895, 945, 1071, 1253, 1323, 1611, 1785, 2205, 2295, 2499, 2685, 3043, 3213, 3759, 4165, 4833, 5355, 6265, 6615, 7497, 8055, 8771, 9129, 11277, 12495, 15215, 16065, 18795, 21301, 22491, 24165, 26313, 27387, 33831, 37485, 43855, 45645, 56385, 63903, 78939, 82161, 106505, 112455, 131565, 136935, 149107, 169155, 191709, 236817, 319515, 394695, 410805, 447321, 575127, 745535, 958545, 1184085, 1341963, 2236605, 2875635, 4025889, 6709815, 20129445]

約数ペア:
[(1, 20129445), (3, 6709815), (5, 4025889), (7, 2875635), (9, 2236605), (15, 1341963), (17, 1184085), (21, 958545), (27, 745535), (35, 575127), (45, 447321), (49, 410805), (51, 394695), (63, 319515), (85, 236817), (105, 191709), (119, 169155), (135, 149107), (147, 136935), (153, 131565), (179, 112455), (189, 106505), (245, 82161), (255, 78939), (315, 63903), (357, 56385), (441, 45645), (459, 43855), (537, 37485), (595, 33831), (735, 27387), (765, 26313), (833, 24165), (895, 22491), (945, 21301), (1071, 18795), (1253, 16065), (1323, 15215), (1611, 12495), (1785, 11277), (2205, 9129), (2295, 8771), (2499, 8055), (2685, 7497), (3043, 6615), (3213, 6265), (3759, 5355), (4165, 4833)]

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