20563290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20771}}^1$

素因数の和:20795

約数の個数: 48

約数和(自身を含む): 58327776

約数和(自身を除く): 37764486

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 20771, 41542, 62313, 103855, 124626, 186939, 207710, 228481, 311565, 373878, 456962, 623130, 685443, 934695, 1142405, 1370886, 1869390, 2056329, 2284810, 3427215, 4112658, 6854430, 10281645, 20563290]

約数ペア:

[(1, 20563290), (2, 10281645), (3, 6854430), (5, 4112658), (6, 3427215), (9, 2284810), (10, 2056329), (11, 1869390), (15, 1370886), (18, 1142405), (22, 934695), (30, 685443), (33, 623130), (45, 456962), (55, 373878), (66, 311565), (90, 228481), (99, 207710), (110, 186939), (165, 124626), (198, 103855), (330, 62313), (495, 41542), (990, 20771)]