18229545

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 33368400

約数和(自身を除く): 15138855

約数列:

[1, 3, 5, 9, 15, 29, 45, 61, 87, 145, 183, 229, 261, 305, 435, 549, 687, 915, 1145, 1305, 1769, 2061, 2745, 3435, 5307, 6641, 8845, 10305, 13969, 15921, 19923, 26535, 33205, 41907, 59769, 69845, 79605, 99615, 125721, 209535, 298845, 405101, 628605, 1215303, 2025505, 3645909, 6076515, 18229545]

約数ペア:

[(1, 18229545), (3, 6076515), (5, 3645909), (9, 2025505), (15, 1215303), (29, 628605), (45, 405101), (61, 298845), (87, 209535), (145, 125721), (183, 99615), (229, 79605), (261, 69845), (305, 59769), (435, 41907), (549, 33205), (687, 26535), (915, 19923), (1145, 15921), (1305, 13969), (1769, 10305), (2061, 8845), (2745, 6641), (3435, 5307)]