19578889748

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{283}}^1\times {\mathrm{499}}^1$

素因数の和:957

約数の個数: 96

約数和(自身を含む): 39505536000

約数和(自身を除く): 19926646252

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 137, 253, 274, 283, 499, 506, 548, 566, 998, 1012, 1132, 1507, 1996, 3014, 3113, 3151, 5489, 6028, 6226, 6302, 6509, 10978, 11477, 12452, 12604, 13018, 21956, 22954, 26036, 34661, 38771, 45908, 68363, 69322, 71599, 77542, 126247, 136726, 138644, 141217, 143198, 155084, 252494, 273452, 282434, 286396, 426481, 504988, 564868, 751993, 852962, 891733, 1503986, 1553387, 1572349, 1705924, 1783466, 3007972, 3106774, 3144698, 3247991, 3566932, 6213548, 6289396, 6495982, 9809063, 12991964, 17295839, 19346729, 19618126, 34591678, 35727901, 38693458, 39236252, 69183356, 71455802, 77386916, 142911604, 212814019, 425628038, 444974767, 851256076, 889949534, 1779899068, 4894722437, 9789444874, 19578889748]

約数ペア:

[(1, 19578889748), (2, 9789444874), (4, 4894722437), (11, 1779899068), (22, 889949534), (23, 851256076), (44, 444974767), (46, 425628038), (92, 212814019), (137, 142911604), (253, 77386916), (274, 71455802), (283, 69183356), (499, 39236252), (506, 38693458), (548, 35727901), (566, 34591678), (998, 19618126), (1012, 19346729), (1132, 17295839), (1507, 12991964), (1996, 9809063), (3014, 6495982), (3113, 6289396), (3151, 6213548), (5489, 3566932), (6028, 3247991), (6226, 3144698), (6302, 3106774), (6509, 3007972), (10978, 1783466), (11477, 1705924), (12452, 1572349), (12604, 1553387), (13018, 1503986), (21956, 891733), (22954, 852962), (26036, 751993), (34661, 564868), (38771, 504988), (45908, 426481), (68363, 286396), (69322, 282434), (71599, 273452), (77542, 252494), (126247, 155084), (136726, 143198), (138644, 141217)]