19688958

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{47}}^1$

素因数の和:146

約数の個数: 72

約数和(自身を含む): 47410272

約数和(自身を除く): 27721314

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 37, 47, 51, 74, 94, 102, 111, 141, 153, 222, 282, 306, 333, 423, 629, 666, 799, 846, 1258, 1369, 1598, 1739, 1887, 2397, 2738, 3478, 3774, 4107, 4794, 5217, 5661, 7191, 8214, 10434, 11322, 12321, 14382, 15651, 23273, 24642, 29563, 31302, 46546, 59126, 64343, 69819, 88689, 128686, 139638, 177378, 193029, 209457, 266067, 386058, 418914, 532134, 579087, 1093831, 1158174, 2187662, 3281493, 6562986, 9844479, 19688958]

約数ペア:

[(1, 19688958), (2, 9844479), (3, 6562986), (6, 3281493), (9, 2187662), (17, 1158174), (18, 1093831), (34, 579087), (37, 532134), (47, 418914), (51, 386058), (74, 266067), (94, 209457), (102, 193029), (111, 177378), (141, 139638), (153, 128686), (222, 88689), (282, 69819), (306, 64343), (333, 59126), (423, 46546), (629, 31302), (666, 29563), (799, 24642), (846, 23273), (1258, 15651), (1369, 14382), (1598, 12321), (1739, 11322), (1887, 10434), (2397, 8214), (2738, 7191), (3478, 5661), (3774, 5217), (4107, 4794)]