16645788

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{461}}^1$

素因数の和:547

約数の個数: 72

約数和(自身を含む): 45405360

約数和(自身を除く): 28759572

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 59, 68, 102, 118, 153, 177, 204, 236, 306, 354, 461, 531, 612, 708, 922, 1003, 1062, 1383, 1844, 2006, 2124, 2766, 3009, 4012, 4149, 5532, 6018, 7837, 8298, 9027, 12036, 15674, 16596, 18054, 23511, 27199, 31348, 36108, 47022, 54398, 70533, 81597, 94044, 108796, 141066, 163194, 244791, 282132, 326388, 462383, 489582, 924766, 979164, 1387149, 1849532, 2774298, 4161447, 5548596, 8322894, 16645788]

約数ペア:

[(1, 16645788), (2, 8322894), (3, 5548596), (4, 4161447), (6, 2774298), (9, 1849532), (12, 1387149), (17, 979164), (18, 924766), (34, 489582), (36, 462383), (51, 326388), (59, 282132), (68, 244791), (102, 163194), (118, 141066), (153, 108796), (177, 94044), (204, 81597), (236, 70533), (306, 54398), (354, 47022), (461, 36108), (531, 31348), (612, 27199), (708, 23511), (922, 18054), (1003, 16596), (1062, 15674), (1383, 12036), (1844, 9027), (2006, 8298), (2124, 7837), (2766, 6018), (3009, 5532), (4012, 4149)]