20478312

素因数分解:

$2^3\times 3^3\times {\mathrm{113}}^1\times {\mathrm{839}}^1$

素因数の和:967

約数の個数: 64

約数和(自身を含む): 57456000

約数和(自身を除く): 36977688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 113, 216, 226, 339, 452, 678, 839, 904, 1017, 1356, 1678, 2034, 2517, 2712, 3051, 3356, 4068, 5034, 6102, 6712, 7551, 8136, 10068, 12204, 15102, 20136, 22653, 24408, 30204, 45306, 60408, 90612, 94807, 181224, 189614, 284421, 379228, 568842, 758456, 853263, 1137684, 1706526, 2275368, 2559789, 3413052, 5119578, 6826104, 10239156, 20478312]

約数ペア:

[(1, 20478312), (2, 10239156), (3, 6826104), (4, 5119578), (6, 3413052), (8, 2559789), (9, 2275368), (12, 1706526), (18, 1137684), (24, 853263), (27, 758456), (36, 568842), (54, 379228), (72, 284421), (108, 189614), (113, 181224), (216, 94807), (226, 90612), (339, 60408), (452, 45306), (678, 30204), (839, 24408), (904, 22653), (1017, 20136), (1356, 15102), (1678, 12204), (2034, 10068), (2517, 8136), (2712, 7551), (3051, 6712), (3356, 6102), (4068, 5034)]