20710382448

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{392599}}^1$

素因数の和:392774

約数の個数: 80

約数和(自身を含む): 61534553600

約数和(自身を除く): 40824171152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 157, 168, 314, 336, 471, 628, 942, 1099, 1256, 1884, 2198, 2512, 3297, 3768, 4396, 6594, 7536, 8792, 13188, 17584, 26376, 52752, 392599, 785198, 1177797, 1570396, 2355594, 2748193, 3140792, 4711188, 5496386, 6281584, 8244579, 9422376, 10992772, 16489158, 18844752, 21985544, 32978316, 43971088, 61638043, 65956632, 123276086, 131913264, 184914129, 246552172, 369828258, 431466301, 493104344, 739656516, 862932602, 986208688, 1294398903, 1479313032, 1725865204, 2588797806, 2958626064, 3451730408, 5177595612, 6903460816, 10355191224, 20710382448]

約数ペア:

[(1, 20710382448), (2, 10355191224), (3, 6903460816), (4, 5177595612), (6, 3451730408), (7, 2958626064), (8, 2588797806), (12, 1725865204), (14, 1479313032), (16, 1294398903), (21, 986208688), (24, 862932602), (28, 739656516), (42, 493104344), (48, 431466301), (56, 369828258), (84, 246552172), (112, 184914129), (157, 131913264), (168, 123276086), (314, 65956632), (336, 61638043), (471, 43971088), (628, 32978316), (942, 21985544), (1099, 18844752), (1256, 16489158), (1884, 10992772), (2198, 9422376), (2512, 8244579), (3297, 6281584), (3768, 5496386), (4396, 4711188), (6594, 3140792), (7536, 2748193), (8792, 2355594), (13188, 1570396), (17584, 1177797), (26376, 785198), (52752, 392599)]