20171736832

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{2447}}^1\times {\mathrm{2477}}^1$

素因数の和:4953

約数の個数: 72

約数和(自身を含む): 43397194176

約数和(自身を除く): 23225457344

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 2447, 2477, 3328, 4894, 4954, 9788, 9908, 19576, 19816, 31811, 32201, 39152, 39632, 63622, 64402, 78304, 79264, 127244, 128804, 156608, 158528, 254488, 257608, 313216, 317056, 508976, 515216, 626432, 634112, 1017952, 1030432, 2035904, 2060864, 4071808, 4121728, 6061219, 8143616, 8243456, 12122438, 24244876, 48489752, 78795847, 96979504, 157591694, 193959008, 315183388, 387918016, 630366776, 775836032, 1260733552, 1551672064, 2521467104, 5042934208, 10085868416, 20171736832]

約数ペア:

[(1, 20171736832), (2, 10085868416), (4, 5042934208), (8, 2521467104), (13, 1551672064), (16, 1260733552), (26, 775836032), (32, 630366776), (52, 387918016), (64, 315183388), (104, 193959008), (128, 157591694), (208, 96979504), (256, 78795847), (416, 48489752), (832, 24244876), (1664, 12122438), (2447, 8243456), (2477, 8143616), (3328, 6061219), (4894, 4121728), (4954, 4071808), (9788, 2060864), (9908, 2035904), (19576, 1030432), (19816, 1017952), (31811, 634112), (32201, 626432), (39152, 515216), (39632, 508976), (63622, 317056), (64402, 313216), (78304, 257608), (79264, 254488), (127244, 158528), (128804, 156608)]