18540972

素因数分解:

$2^2\times 3^2\times {\mathrm{353}}^1\times {\mathrm{1459}}^1$

素因数の和:1822

約数の個数: 36

約数和(自身を含む): 47032440

約数和(自身を除く): 28491468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 353, 706, 1059, 1412, 1459, 2118, 2918, 3177, 4236, 4377, 5836, 6354, 8754, 12708, 13131, 17508, 26262, 52524, 515027, 1030054, 1545081, 2060108, 3090162, 4635243, 6180324, 9270486, 18540972]

約数ペア:

[(1, 18540972), (2, 9270486), (3, 6180324), (4, 4635243), (6, 3090162), (9, 2060108), (12, 1545081), (18, 1030054), (36, 515027), (353, 52524), (706, 26262), (1059, 17508), (1412, 13131), (1459, 12708), (2118, 8754), (2918, 6354), (3177, 5836), (4236, 4377)]