20163847504

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{339413}}^1$

素因数の和:339547

約数の個数: 40

約数和(自身を含む): 40403842560

約数和(自身を除く): 20239995056

約数列:

[1, 2, 4, 8, 16, 47, 79, 94, 158, 188, 316, 376, 632, 752, 1264, 3713, 7426, 14852, 29704, 59408, 339413, 678826, 1357652, 2715304, 5430608, 15952411, 26813627, 31904822, 53627254, 63809644, 107254508, 127619288, 214509016, 255238576, 429018032, 1260240469, 2520480938, 5040961876, 10081923752, 20163847504]

約数ペア:

[(1, 20163847504), (2, 10081923752), (4, 5040961876), (8, 2520480938), (16, 1260240469), (47, 429018032), (79, 255238576), (94, 214509016), (158, 127619288), (188, 107254508), (316, 63809644), (376, 53627254), (632, 31904822), (752, 26813627), (1264, 15952411), (3713, 5430608), (7426, 2715304), (14852, 1357652), (29704, 678826), (59408, 339413)]