20258712

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:341

約数の個数: 96

約数和(自身を含む): 58968000

約数和(自身を除く): 38709288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 59, 72, 76, 114, 118, 152, 171, 177, 228, 236, 251, 342, 354, 456, 472, 502, 531, 684, 708, 753, 1004, 1062, 1121, 1368, 1416, 1506, 2008, 2124, 2242, 2259, 3012, 3363, 4248, 4484, 4518, 4769, 6024, 6726, 8968, 9036, 9538, 10089, 13452, 14307, 14809, 18072, 19076, 20178, 26904, 28614, 29618, 38152, 40356, 42921, 44427, 57228, 59236, 80712, 85842, 88854, 114456, 118472, 133281, 171684, 177708, 266562, 281371, 343368, 355416, 533124, 562742, 844113, 1066248, 1125484, 1688226, 2250968, 2532339, 3376452, 5064678, 6752904, 10129356, 20258712]

約数ペア:

[(1, 20258712), (2, 10129356), (3, 6752904), (4, 5064678), (6, 3376452), (8, 2532339), (9, 2250968), (12, 1688226), (18, 1125484), (19, 1066248), (24, 844113), (36, 562742), (38, 533124), (57, 355416), (59, 343368), (72, 281371), (76, 266562), (114, 177708), (118, 171684), (152, 133281), (171, 118472), (177, 114456), (228, 88854), (236, 85842), (251, 80712), (342, 59236), (354, 57228), (456, 44427), (472, 42921), (502, 40356), (531, 38152), (684, 29618), (708, 28614), (753, 26904), (1004, 20178), (1062, 19076), (1121, 18072), (1368, 14809), (1416, 14307), (1506, 13452), (2008, 10089), (2124, 9538), (2242, 9036), (2259, 8968), (3012, 6726), (3363, 6024), (4248, 4769), (4484, 4518)]