218742018

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{547}}^1$

素因数の和:719

約数の個数: 64

約数和(自身を含む): 490516992

約数和(自身を除く): 271774974

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 73, 83, 146, 166, 219, 249, 438, 498, 547, 803, 913, 1094, 1606, 1641, 1826, 2409, 2739, 3282, 4818, 5478, 6017, 6059, 12034, 12118, 18051, 18177, 36102, 36354, 39931, 45401, 66649, 79862, 90802, 119793, 133298, 136203, 199947, 239586, 272406, 399894, 439241, 499411, 878482, 998822, 1317723, 1498233, 2635446, 2996466, 3314273, 6628546, 9942819, 19885638, 36457003, 72914006, 109371009, 218742018]

約数ペア:

[(1, 218742018), (2, 109371009), (3, 72914006), (6, 36457003), (11, 19885638), (22, 9942819), (33, 6628546), (66, 3314273), (73, 2996466), (83, 2635446), (146, 1498233), (166, 1317723), (219, 998822), (249, 878482), (438, 499411), (498, 439241), (547, 399894), (803, 272406), (913, 239586), (1094, 199947), (1606, 136203), (1641, 133298), (1826, 119793), (2409, 90802), (2739, 79862), (3282, 66649), (4818, 45401), (5478, 39931), (6017, 36354), (6059, 36102), (12034, 18177), (12118, 18051)]