20526744

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2003}}^1$

素因数の和:2080

約数の個数: 64

約数和(自身を含む): 59639040

約数和(自身を除く): 39112296

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 61, 84, 122, 168, 183, 244, 366, 427, 488, 732, 854, 1281, 1464, 1708, 2003, 2562, 3416, 4006, 5124, 6009, 8012, 10248, 12018, 14021, 16024, 24036, 28042, 42063, 48072, 56084, 84126, 112168, 122183, 168252, 244366, 336504, 366549, 488732, 733098, 855281, 977464, 1466196, 1710562, 2565843, 2932392, 3421124, 5131686, 6842248, 10263372, 20526744]

約数ペア:

[(1, 20526744), (2, 10263372), (3, 6842248), (4, 5131686), (6, 3421124), (7, 2932392), (8, 2565843), (12, 1710562), (14, 1466196), (21, 977464), (24, 855281), (28, 733098), (42, 488732), (56, 366549), (61, 336504), (84, 244366), (122, 168252), (168, 122183), (183, 112168), (244, 84126), (366, 56084), (427, 48072), (488, 42063), (732, 28042), (854, 24036), (1281, 16024), (1464, 14021), (1708, 12018), (2003, 10248), (2562, 8012), (3416, 6009), (4006, 5124)]