18313306

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 31207680

約数和(自身を除く): 12894374

約数列:

[1, 2, 11, 22, 41, 79, 82, 158, 257, 451, 514, 869, 902, 1738, 2827, 3239, 5654, 6478, 10537, 20303, 21074, 35629, 40606, 71258, 115907, 223333, 231814, 446666, 832423, 1664846, 9156653, 18313306]

約数ペア:

[(1, 18313306), (2, 9156653), (11, 1664846), (22, 832423), (41, 446666), (79, 231814), (82, 223333), (158, 115907), (257, 71258), (451, 40606), (514, 35629), (869, 21074), (902, 20303), (1738, 10537), (2827, 6478), (3239, 5654)]