18537948

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{277}}^1$

素因数の和:324

約数の個数: 108

約数和(自身を含む): 55554408

約数和(自身を除く): 37016460

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 169, 198, 234, 277, 286, 338, 396, 429, 468, 507, 554, 572, 676, 831, 858, 1014, 1108, 1287, 1521, 1662, 1716, 1859, 2028, 2493, 2574, 3042, 3047, 3324, 3601, 3718, 4986, 5148, 5577, 6084, 6094, 7202, 7436, 9141, 9972, 10803, 11154, 12188, 14404, 16731, 18282, 21606, 22308, 27423, 32409, 33462, 36564, 39611, 43212, 46813, 54846, 64818, 66924, 79222, 93626, 109692, 118833, 129636, 140439, 158444, 187252, 237666, 280878, 356499, 421317, 475332, 514943, 561756, 712998, 842634, 1029886, 1425996, 1544829, 1685268, 2059772, 3089658, 4634487, 6179316, 9268974, 18537948]

約数ペア:

[(1, 18537948), (2, 9268974), (3, 6179316), (4, 4634487), (6, 3089658), (9, 2059772), (11, 1685268), (12, 1544829), (13, 1425996), (18, 1029886), (22, 842634), (26, 712998), (33, 561756), (36, 514943), (39, 475332), (44, 421317), (52, 356499), (66, 280878), (78, 237666), (99, 187252), (117, 158444), (132, 140439), (143, 129636), (156, 118833), (169, 109692), (198, 93626), (234, 79222), (277, 66924), (286, 64818), (338, 54846), (396, 46813), (429, 43212), (468, 39611), (507, 36564), (554, 33462), (572, 32409), (676, 27423), (831, 22308), (858, 21606), (1014, 18282), (1108, 16731), (1287, 14404), (1521, 12188), (1662, 11154), (1716, 10803), (1859, 9972), (2028, 9141), (2493, 7436), (2574, 7202), (3042, 6094), (3047, 6084), (3324, 5577), (3601, 5148), (3718, 4986)]