19033784

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^2$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 45693480

約数和(自身を除く): 26659696

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 53, 56, 77, 88, 106, 121, 154, 212, 242, 308, 371, 424, 484, 583, 616, 742, 847, 968, 1166, 1484, 1694, 2332, 2809, 2968, 3388, 4081, 4664, 5618, 6413, 6776, 8162, 11236, 12826, 16324, 19663, 22472, 25652, 30899, 32648, 39326, 44891, 51304, 61798, 78652, 89782, 123596, 157304, 179564, 216293, 247192, 339889, 359128, 432586, 679778, 865172, 1359556, 1730344, 2379223, 2719112, 4758446, 9516892, 19033784]

約数ペア:

[(1, 19033784), (2, 9516892), (4, 4758446), (7, 2719112), (8, 2379223), (11, 1730344), (14, 1359556), (22, 865172), (28, 679778), (44, 432586), (53, 359128), (56, 339889), (77, 247192), (88, 216293), (106, 179564), (121, 157304), (154, 123596), (212, 89782), (242, 78652), (308, 61798), (371, 51304), (424, 44891), (484, 39326), (583, 32648), (616, 30899), (742, 25652), (847, 22472), (968, 19663), (1166, 16324), (1484, 12826), (1694, 11236), (2332, 8162), (2809, 6776), (2968, 6413), (3388, 5618), (4081, 4664)]