18485658

素因数分解:

$2^1\times 3^4\times {\mathrm{53}}^1\times {\mathrm{2153}}^1$

素因数の和:2220

約数の個数: 40

約数和(自身を含む): 42222708

約数和(自身を除く): 23737050

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 81, 106, 159, 162, 318, 477, 954, 1431, 2153, 2862, 4293, 4306, 6459, 8586, 12918, 19377, 38754, 58131, 114109, 116262, 174393, 228218, 342327, 348786, 684654, 1026981, 2053962, 3080943, 6161886, 9242829, 18485658]

約数ペア:

[(1, 18485658), (2, 9242829), (3, 6161886), (6, 3080943), (9, 2053962), (18, 1026981), (27, 684654), (53, 348786), (54, 342327), (81, 228218), (106, 174393), (159, 116262), (162, 114109), (318, 58131), (477, 38754), (954, 19377), (1431, 12918), (2153, 8586), (2862, 6459), (4293, 4306)]