20626818

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 44439840

約数和(自身を除く): 23813022

約数列:

[1, 2, 3, 6, 19, 38, 57, 89, 107, 114, 178, 214, 267, 321, 361, 534, 642, 722, 1083, 1691, 2033, 2166, 3382, 4066, 5073, 6099, 9523, 10146, 12198, 19046, 28569, 32129, 38627, 57138, 64258, 77254, 96387, 115881, 180937, 192774, 231762, 361874, 542811, 1085622, 3437803, 6875606, 10313409, 20626818]

約数ペア:

[(1, 20626818), (2, 10313409), (3, 6875606), (6, 3437803), (19, 1085622), (38, 542811), (57, 361874), (89, 231762), (107, 192774), (114, 180937), (178, 115881), (214, 96387), (267, 77254), (321, 64258), (361, 57138), (534, 38627), (642, 32129), (722, 28569), (1083, 19046), (1691, 12198), (2033, 10146), (2166, 9523), (3382, 6099), (4066, 5073)]