19340464

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:218

約数の個数: 80

約数和(自身を含む): 44997120

約数和(自身を除く): 25656656

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 79, 88, 104, 107, 143, 158, 176, 208, 214, 286, 316, 428, 572, 632, 856, 869, 1027, 1144, 1177, 1264, 1391, 1712, 1738, 2054, 2288, 2354, 2782, 3476, 4108, 4708, 5564, 6952, 8216, 8453, 9416, 11128, 11297, 13904, 15301, 16432, 16906, 18832, 22256, 22594, 30602, 33812, 45188, 61204, 67624, 90376, 92983, 109889, 122408, 135248, 180752, 185966, 219778, 244816, 371932, 439556, 743864, 879112, 1208779, 1487728, 1758224, 2417558, 4835116, 9670232, 19340464]

約数ペア:

[(1, 19340464), (2, 9670232), (4, 4835116), (8, 2417558), (11, 1758224), (13, 1487728), (16, 1208779), (22, 879112), (26, 743864), (44, 439556), (52, 371932), (79, 244816), (88, 219778), (104, 185966), (107, 180752), (143, 135248), (158, 122408), (176, 109889), (208, 92983), (214, 90376), (286, 67624), (316, 61204), (428, 45188), (572, 33812), (632, 30602), (856, 22594), (869, 22256), (1027, 18832), (1144, 16906), (1177, 16432), (1264, 15301), (1391, 13904), (1712, 11297), (1738, 11128), (2054, 9416), (2288, 8453), (2354, 8216), (2782, 6952), (3476, 5564), (4108, 4708)]