20443008

素因数分解:

$2^7\times 3^1\times {\mathrm{139}}^1\times {\mathrm{383}}^1$

素因数の和:539

約数の個数: 64

約数和(自身を含む): 54835200

約数和(自身を除く): 34392192

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 139, 192, 278, 383, 384, 417, 556, 766, 834, 1112, 1149, 1532, 1668, 2224, 2298, 3064, 3336, 4448, 4596, 6128, 6672, 8896, 9192, 12256, 13344, 17792, 18384, 24512, 26688, 36768, 49024, 53237, 53376, 73536, 106474, 147072, 159711, 212948, 319422, 425896, 638844, 851792, 1277688, 1703584, 2555376, 3407168, 5110752, 6814336, 10221504, 20443008]

約数ペア:

[(1, 20443008), (2, 10221504), (3, 6814336), (4, 5110752), (6, 3407168), (8, 2555376), (12, 1703584), (16, 1277688), (24, 851792), (32, 638844), (48, 425896), (64, 319422), (96, 212948), (128, 159711), (139, 147072), (192, 106474), (278, 73536), (383, 53376), (384, 53237), (417, 49024), (556, 36768), (766, 26688), (834, 24512), (1112, 18384), (1149, 17792), (1532, 13344), (1668, 12256), (2224, 9192), (2298, 8896), (3064, 6672), (3336, 6128), (4448, 4596)]