18537057

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1163}}^1$

素因数の和:1210

約数の個数: 48

約数和(自身を含む): 34864128

約数和(自身を除く): 16327071

約数列:

[1, 3, 7, 9, 11, 21, 23, 33, 63, 69, 77, 99, 161, 207, 231, 253, 483, 693, 759, 1163, 1449, 1771, 2277, 3489, 5313, 8141, 10467, 12793, 15939, 24423, 26749, 38379, 73269, 80247, 89551, 115137, 187243, 240741, 268653, 294239, 561729, 805959, 882717, 1685187, 2059673, 2648151, 6179019, 18537057]

約数ペア:

[(1, 18537057), (3, 6179019), (7, 2648151), (9, 2059673), (11, 1685187), (21, 882717), (23, 805959), (33, 561729), (63, 294239), (69, 268653), (77, 240741), (99, 187243), (161, 115137), (207, 89551), (231, 80247), (253, 73269), (483, 38379), (693, 26749), (759, 24423), (1163, 15939), (1449, 12793), (1771, 10467), (2277, 8141), (3489, 5313)]