15687908144

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{393931}}^1$

素因数の和:394089

約数の個数: 40

約数和(自身を含む): 32239394880

約数和(自身を除く): 16551486736

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 131, 152, 262, 304, 524, 1048, 2096, 2489, 4978, 9956, 19912, 39824, 393931, 787862, 1575724, 3151448, 6302896, 7484689, 14969378, 29938756, 51604961, 59877512, 103209922, 119755024, 206419844, 412839688, 825679376, 980494259, 1960988518, 3921977036, 7843954072, 15687908144]

約数ペア:

[(1, 15687908144), (2, 7843954072), (4, 3921977036), (8, 1960988518), (16, 980494259), (19, 825679376), (38, 412839688), (76, 206419844), (131, 119755024), (152, 103209922), (262, 59877512), (304, 51604961), (524, 29938756), (1048, 14969378), (2096, 7484689), (2489, 6302896), (4978, 3151448), (9956, 1575724), (19912, 787862), (39824, 393931)]