18964812

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{373}}^1$

素因数の和:622

約数の個数: 48

約数和(自身を含む): 46914560

約数和(自身を除く): 27949748

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 223, 228, 373, 446, 669, 746, 892, 1119, 1338, 1492, 2238, 2676, 4237, 4476, 7087, 8474, 12711, 14174, 16948, 21261, 25422, 28348, 42522, 50844, 83179, 85044, 166358, 249537, 332716, 499074, 998148, 1580401, 3160802, 4741203, 6321604, 9482406, 18964812]

約数ペア:

[(1, 18964812), (2, 9482406), (3, 6321604), (4, 4741203), (6, 3160802), (12, 1580401), (19, 998148), (38, 499074), (57, 332716), (76, 249537), (114, 166358), (223, 85044), (228, 83179), (373, 50844), (446, 42522), (669, 28348), (746, 25422), (892, 21261), (1119, 16948), (1338, 14174), (1492, 12711), (2238, 8474), (2676, 7087), (4237, 4476)]