19628752

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{373}}^1$

素因数の和:428

約数の個数: 80

約数和(自身を含む): 46747008

約数和(自身を除く): 27118256

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 23, 26, 44, 46, 52, 88, 92, 104, 143, 176, 184, 208, 253, 286, 299, 368, 373, 506, 572, 598, 746, 1012, 1144, 1196, 1492, 2024, 2288, 2392, 2984, 3289, 4048, 4103, 4784, 4849, 5968, 6578, 8206, 8579, 9698, 13156, 16412, 17158, 19396, 26312, 32824, 34316, 38792, 52624, 53339, 65648, 68632, 77584, 94369, 106678, 111527, 137264, 188738, 213356, 223054, 377476, 426712, 446108, 754952, 853424, 892216, 1226797, 1509904, 1784432, 2453594, 4907188, 9814376, 19628752]

約数ペア:

[(1, 19628752), (2, 9814376), (4, 4907188), (8, 2453594), (11, 1784432), (13, 1509904), (16, 1226797), (22, 892216), (23, 853424), (26, 754952), (44, 446108), (46, 426712), (52, 377476), (88, 223054), (92, 213356), (104, 188738), (143, 137264), (176, 111527), (184, 106678), (208, 94369), (253, 77584), (286, 68632), (299, 65648), (368, 53339), (373, 52624), (506, 38792), (572, 34316), (598, 32824), (746, 26312), (1012, 19396), (1144, 17158), (1196, 16412), (1492, 13156), (2024, 9698), (2288, 8579), (2392, 8206), (2984, 6578), (3289, 5968), (4048, 4849), (4103, 4784)]