19936818

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{5923}}^1$

素因数の和:5959

約数の個数: 48

約数和(自身を含む): 49903776

約数和(自身を除く): 29966958

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 33, 34, 51, 66, 99, 102, 153, 187, 198, 306, 374, 561, 1122, 1683, 3366, 5923, 11846, 17769, 35538, 53307, 65153, 100691, 106614, 130306, 195459, 201382, 302073, 390918, 586377, 604146, 906219, 1107601, 1172754, 1812438, 2215202, 3322803, 6645606, 9968409, 19936818]

約数ペア:

[(1, 19936818), (2, 9968409), (3, 6645606), (6, 3322803), (9, 2215202), (11, 1812438), (17, 1172754), (18, 1107601), (22, 906219), (33, 604146), (34, 586377), (51, 390918), (66, 302073), (99, 201382), (102, 195459), (153, 130306), (187, 106614), (198, 100691), (306, 65153), (374, 53307), (561, 35538), (1122, 17769), (1683, 11846), (3366, 5923)]