18859126

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:157

約数の個数: 64

約数和(自身を含む): 35997696

約数和(自身を除く): 17138570

約数列:

[1, 2, 11, 13, 22, 23, 26, 46, 47, 61, 94, 122, 143, 253, 286, 299, 506, 517, 598, 611, 671, 793, 1034, 1081, 1222, 1342, 1403, 1586, 2162, 2806, 2867, 3289, 5734, 6578, 6721, 8723, 11891, 13442, 14053, 15433, 17446, 18239, 23782, 28106, 30866, 31537, 36478, 37271, 63074, 65941, 74542, 131882, 154583, 200629, 309166, 401258, 409981, 725351, 819962, 857233, 1450702, 1714466, 9429563, 18859126]

約数ペア:

[(1, 18859126), (2, 9429563), (11, 1714466), (13, 1450702), (22, 857233), (23, 819962), (26, 725351), (46, 409981), (47, 401258), (61, 309166), (94, 200629), (122, 154583), (143, 131882), (253, 74542), (286, 65941), (299, 63074), (506, 37271), (517, 36478), (598, 31537), (611, 30866), (671, 28106), (793, 23782), (1034, 18239), (1081, 17446), (1222, 15433), (1342, 14053), (1403, 13442), (1586, 11891), (2162, 8723), (2806, 6721), (2867, 6578), (3289, 5734)]