20803438677

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{10399}}^1$

素因数の和:10886

約数の個数: 48

約数和(自身を含む): 33386496000

約数和(自身を除く): 12583057323

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 439, 651, 1317, 1519, 3073, 4557, 9219, 10399, 13609, 21511, 31197, 40827, 64533, 72793, 95263, 218379, 285789, 322369, 509551, 666841, 967107, 1528653, 2000523, 2256583, 4565161, 6769749, 13695483, 15796081, 31956127, 47388243, 95868381, 141519991, 223692889, 424559973, 671078667, 990639937, 2971919811, 6934479559, 20803438677]

約数ペア:

[(1, 20803438677), (3, 6934479559), (7, 2971919811), (21, 990639937), (31, 671078667), (49, 424559973), (93, 223692889), (147, 141519991), (217, 95868381), (439, 47388243), (651, 31956127), (1317, 15796081), (1519, 13695483), (3073, 6769749), (4557, 4565161), (9219, 2256583), (10399, 2000523), (13609, 1528653), (21511, 967107), (31197, 666841), (40827, 509551), (64533, 322369), (72793, 285789), (95263, 218379)]