18240642

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{20681}}^1$

素因数の和:20703

約数の個数: 36

約数和(自身を含む): 45976086

約数和(自身を除く): 27735444

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 20681, 41362, 62043, 124086, 144767, 186129, 289534, 372258, 434301, 868602, 1013369, 1302903, 2026738, 2605806, 3040107, 6080214, 9120321, 18240642]

約数ペア:

[(1, 18240642), (2, 9120321), (3, 6080214), (6, 3040107), (7, 2605806), (9, 2026738), (14, 1302903), (18, 1013369), (21, 868602), (42, 434301), (49, 372258), (63, 289534), (98, 186129), (126, 144767), (147, 124086), (294, 62043), (441, 41362), (882, 20681)]