18013060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2389}}^1$

素因数の和:2440

約数の個数: 48

約数和(自身を含む): 42159600

約数和(自身を除く): 24146540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 2389, 3770, 4778, 7540, 9556, 11945, 23890, 31057, 47780, 62114, 69281, 124228, 138562, 155285, 277124, 310570, 346405, 621140, 692810, 900653, 1385620, 1801306, 3602612, 4503265, 9006530, 18013060]

約数ペア:

[(1, 18013060), (2, 9006530), (4, 4503265), (5, 3602612), (10, 1801306), (13, 1385620), (20, 900653), (26, 692810), (29, 621140), (52, 346405), (58, 310570), (65, 277124), (116, 155285), (130, 138562), (145, 124228), (260, 69281), (290, 62114), (377, 47780), (580, 31057), (754, 23890), (1508, 11945), (1885, 9556), (2389, 7540), (3770, 4778)]