18798084

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:417

約数の個数: 72

約数和(自身を含む): 50424192

約数和(自身を除く): 31626108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 73, 92, 138, 146, 207, 219, 276, 292, 311, 414, 438, 622, 657, 828, 876, 933, 1244, 1314, 1679, 1866, 2628, 2799, 3358, 3732, 5037, 5598, 6716, 7153, 10074, 11196, 14306, 15111, 20148, 21459, 22703, 28612, 30222, 42918, 45406, 60444, 64377, 68109, 85836, 90812, 128754, 136218, 204327, 257508, 272436, 408654, 522169, 817308, 1044338, 1566507, 2088676, 3133014, 4699521, 6266028, 9399042, 18798084]

約数ペア:

[(1, 18798084), (2, 9399042), (3, 6266028), (4, 4699521), (6, 3133014), (9, 2088676), (12, 1566507), (18, 1044338), (23, 817308), (36, 522169), (46, 408654), (69, 272436), (73, 257508), (92, 204327), (138, 136218), (146, 128754), (207, 90812), (219, 85836), (276, 68109), (292, 64377), (311, 60444), (414, 45406), (438, 42918), (622, 30222), (657, 28612), (828, 22703), (876, 21459), (933, 20148), (1244, 15111), (1314, 14306), (1679, 11196), (1866, 10074), (2628, 7153), (2799, 6716), (3358, 5598), (3732, 5037)]