16781628

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1483}}^1$

素因数の和:1554

約数の個数: 48

約数和(自身を含む): 41884416

約数和(自身を除く): 25102788

約数列:

[1, 2, 3, 4, 6, 12, 23, 41, 46, 69, 82, 92, 123, 138, 164, 246, 276, 492, 943, 1483, 1886, 2829, 2966, 3772, 4449, 5658, 5932, 8898, 11316, 17796, 34109, 60803, 68218, 102327, 121606, 136436, 182409, 204654, 243212, 364818, 409308, 729636, 1398469, 2796938, 4195407, 5593876, 8390814, 16781628]

約数ペア:

[(1, 16781628), (2, 8390814), (3, 5593876), (4, 4195407), (6, 2796938), (12, 1398469), (23, 729636), (41, 409308), (46, 364818), (69, 243212), (82, 204654), (92, 182409), (123, 136436), (138, 121606), (164, 102327), (246, 68218), (276, 60803), (492, 34109), (943, 17796), (1483, 11316), (1886, 8898), (2829, 5932), (2966, 5658), (3772, 4449)]