20125961944

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{311}}^1\times {\mathrm{66853}}^1$

素因数の和:67192

約数の個数: 48

約数和(自身を含む): 41612603760

約数和(自身を除く): 21486641816

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 311, 484, 622, 968, 1244, 2488, 3421, 6842, 13684, 27368, 37631, 66853, 75262, 133706, 150524, 267412, 301048, 534824, 735383, 1470766, 2941532, 5883064, 8089213, 16178426, 20791283, 32356852, 41582566, 64713704, 83165132, 166330264, 228704113, 457408226, 914816452, 1829632904, 2515745243, 5031490486, 10062980972, 20125961944]

約数ペア:

[(1, 20125961944), (2, 10062980972), (4, 5031490486), (8, 2515745243), (11, 1829632904), (22, 914816452), (44, 457408226), (88, 228704113), (121, 166330264), (242, 83165132), (311, 64713704), (484, 41582566), (622, 32356852), (968, 20791283), (1244, 16178426), (2488, 8089213), (3421, 5883064), (6842, 2941532), (13684, 1470766), (27368, 735383), (37631, 534824), (66853, 301048), (75262, 267412), (133706, 150524)]