20159095407

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1\times {\mathrm{1123}}^1$

素因数の和:1580

約数の個数: 64

約数和(自身を含む): 31169581056

約数和(自身を除く): 11010485649

約数列:

[1, 3, 11, 23, 33, 67, 69, 201, 253, 353, 737, 759, 1059, 1123, 1541, 2211, 3369, 3883, 4623, 8119, 11649, 12353, 16951, 23651, 24357, 25829, 37059, 50853, 70953, 75241, 77487, 89309, 225723, 260161, 267927, 284119, 396419, 543973, 780483, 827651, 852357, 1189257, 1631919, 1730543, 2482953, 4360609, 5191629, 5983703, 9117637, 13081827, 17951109, 19035973, 26560073, 27352911, 57107919, 79680219, 100294007, 292160803, 300882021, 610881679, 876482409, 1832645037, 6719698469, 20159095407]

約数ペア:

[(1, 20159095407), (3, 6719698469), (11, 1832645037), (23, 876482409), (33, 610881679), (67, 300882021), (69, 292160803), (201, 100294007), (253, 79680219), (353, 57107919), (737, 27352911), (759, 26560073), (1059, 19035973), (1123, 17951109), (1541, 13081827), (2211, 9117637), (3369, 5983703), (3883, 5191629), (4623, 4360609), (8119, 2482953), (11649, 1730543), (12353, 1631919), (16951, 1189257), (23651, 852357), (24357, 827651), (25829, 780483), (37059, 543973), (50853, 396419), (70953, 284119), (75241, 267927), (77487, 260161), (89309, 225723)]