19603269

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 35942400

約数和(自身を除く): 16339131

約数列:

[1, 3, 7, 9, 19, 21, 27, 53, 57, 63, 103, 133, 159, 171, 189, 309, 371, 399, 477, 513, 721, 927, 1007, 1113, 1197, 1431, 1957, 2163, 2781, 3021, 3339, 3591, 5459, 5871, 6489, 7049, 9063, 10017, 13699, 16377, 17613, 19467, 21147, 27189, 38213, 41097, 49131, 52839, 63441, 103721, 114639, 123291, 147393, 190323, 311163, 343917, 369873, 726047, 933489, 1031751, 2178141, 2800467, 6534423, 19603269]

約数ペア:

[(1, 19603269), (3, 6534423), (7, 2800467), (9, 2178141), (19, 1031751), (21, 933489), (27, 726047), (53, 369873), (57, 343917), (63, 311163), (103, 190323), (133, 147393), (159, 123291), (171, 114639), (189, 103721), (309, 63441), (371, 52839), (399, 49131), (477, 41097), (513, 38213), (721, 27189), (927, 21147), (1007, 19467), (1113, 17613), (1197, 16377), (1431, 13699), (1957, 10017), (2163, 9063), (2781, 7049), (3021, 6489), (3339, 5871), (3591, 5459)]