20027238

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{647}}^1$

素因数の和:737

約数の個数: 64

約数和(自身を含む): 50761728

約数和(自身を除く): 30734490

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 67, 77, 134, 154, 201, 231, 402, 462, 469, 647, 737, 938, 1294, 1407, 1474, 1941, 2211, 2814, 3882, 4422, 4529, 5159, 7117, 9058, 10318, 13587, 14234, 15477, 21351, 27174, 30954, 42702, 43349, 49819, 86698, 99638, 130047, 149457, 260094, 298914, 303443, 476839, 606886, 910329, 953678, 1430517, 1820658, 2861034, 3337873, 6675746, 10013619, 20027238]

約数ペア:

[(1, 20027238), (2, 10013619), (3, 6675746), (6, 3337873), (7, 2861034), (11, 1820658), (14, 1430517), (21, 953678), (22, 910329), (33, 606886), (42, 476839), (66, 303443), (67, 298914), (77, 260094), (134, 149457), (154, 130047), (201, 99638), (231, 86698), (402, 49819), (462, 43349), (469, 42702), (647, 30954), (737, 27174), (938, 21351), (1294, 15477), (1407, 14234), (1474, 13587), (1941, 10318), (2211, 9058), (2814, 7117), (3882, 5159), (4422, 4529)]