18850734

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{41}}^2\times {\mathrm{89}}^1$

素因数の和:186

約数の個数: 72

約数和(自身を含む): 48381840

約数和(自身を除く): 29531106

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 41, 42, 63, 82, 89, 123, 126, 178, 246, 267, 287, 369, 534, 574, 623, 738, 801, 861, 1246, 1602, 1681, 1722, 1869, 2583, 3362, 3649, 3738, 5043, 5166, 5607, 7298, 10086, 10947, 11214, 11767, 15129, 21894, 23534, 25543, 30258, 32841, 35301, 51086, 65682, 70602, 76629, 105903, 149609, 153258, 211806, 229887, 299218, 448827, 459774, 897654, 1047263, 1346481, 2094526, 2692962, 3141789, 6283578, 9425367, 18850734]

約数ペア:

[(1, 18850734), (2, 9425367), (3, 6283578), (6, 3141789), (7, 2692962), (9, 2094526), (14, 1346481), (18, 1047263), (21, 897654), (41, 459774), (42, 448827), (63, 299218), (82, 229887), (89, 211806), (123, 153258), (126, 149609), (178, 105903), (246, 76629), (267, 70602), (287, 65682), (369, 51086), (534, 35301), (574, 32841), (623, 30258), (738, 25543), (801, 23534), (861, 21894), (1246, 15129), (1602, 11767), (1681, 11214), (1722, 10947), (1869, 10086), (2583, 7298), (3362, 5607), (3649, 5166), (3738, 5043)]