18597088

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 38208240

約数和(自身を除く): 19611152

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 113, 139, 148, 226, 278, 296, 452, 556, 592, 904, 1112, 1184, 1808, 2224, 3616, 4181, 4448, 5143, 8362, 10286, 15707, 16724, 20572, 31414, 33448, 41144, 62828, 66896, 82288, 125656, 133792, 164576, 251312, 502624, 581159, 1162318, 2324636, 4649272, 9298544, 18597088]

約数ペア:

[(1, 18597088), (2, 9298544), (4, 4649272), (8, 2324636), (16, 1162318), (32, 581159), (37, 502624), (74, 251312), (113, 164576), (139, 133792), (148, 125656), (226, 82288), (278, 66896), (296, 62828), (452, 41144), (556, 33448), (592, 31414), (904, 20572), (1112, 16724), (1184, 15707), (1808, 10286), (2224, 8362), (3616, 5143), (4181, 4448)]