13888864

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:260

約数の個数: 72

約数和(自身を含む): 31974264

約数和(自身を除く): 18085400

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 68, 88, 121, 136, 176, 187, 211, 242, 272, 352, 374, 422, 484, 544, 748, 844, 968, 1496, 1688, 1936, 2057, 2321, 2992, 3376, 3587, 3872, 4114, 4642, 5984, 6752, 7174, 8228, 9284, 14348, 16456, 18568, 25531, 28696, 32912, 37136, 39457, 51062, 57392, 65824, 74272, 78914, 102124, 114784, 157828, 204248, 315656, 408496, 434027, 631312, 816992, 868054, 1262624, 1736108, 3472216, 6944432, 13888864]

約数ペア:

[(1, 13888864), (2, 6944432), (4, 3472216), (8, 1736108), (11, 1262624), (16, 868054), (17, 816992), (22, 631312), (32, 434027), (34, 408496), (44, 315656), (68, 204248), (88, 157828), (121, 114784), (136, 102124), (176, 78914), (187, 74272), (211, 65824), (242, 57392), (272, 51062), (352, 39457), (374, 37136), (422, 32912), (484, 28696), (544, 25531), (748, 18568), (844, 16456), (968, 14348), (1496, 9284), (1688, 8228), (1936, 7174), (2057, 6752), (2321, 5984), (2992, 4642), (3376, 4114), (3587, 3872)]