20205909368

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{49409}}^1$

素因数の和:49560

約数の個数: 64

約数和(自身を含む): 41836435200

約数和(自身を除く): 21630525832

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 97, 124, 136, 194, 248, 388, 527, 776, 1054, 1649, 2108, 3007, 3298, 4216, 6014, 6596, 12028, 13192, 24056, 49409, 51119, 98818, 102238, 197636, 204476, 395272, 408952, 839953, 1531679, 1679906, 3063358, 3359812, 4792673, 6126716, 6719624, 9585346, 12253432, 19170692, 26038543, 38341384, 52077086, 81475441, 104154172, 148572863, 162950882, 208308344, 297145726, 325901764, 594291452, 651803528, 1188582904, 2525738671, 5051477342, 10102954684, 20205909368]

約数ペア:

[(1, 20205909368), (2, 10102954684), (4, 5051477342), (8, 2525738671), (17, 1188582904), (31, 651803528), (34, 594291452), (62, 325901764), (68, 297145726), (97, 208308344), (124, 162950882), (136, 148572863), (194, 104154172), (248, 81475441), (388, 52077086), (527, 38341384), (776, 26038543), (1054, 19170692), (1649, 12253432), (2108, 9585346), (3007, 6719624), (3298, 6126716), (4216, 4792673), (6014, 3359812), (6596, 3063358), (12028, 1679906), (13192, 1531679), (24056, 839953), (49409, 408952), (51119, 395272), (98818, 204476), (102238, 197636)]