20199784845

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{14737}}^1$

素因数の和:14934

約数の個数: 64

約数和(自身を含む): 35144824320

約数和(自身を除く): 14945039475

約数列:

[1, 3, 5, 15, 23, 29, 69, 87, 115, 137, 145, 345, 411, 435, 667, 685, 2001, 2055, 3151, 3335, 3973, 9453, 10005, 11919, 14737, 15755, 19865, 44211, 47265, 59595, 73685, 91379, 221055, 274137, 338951, 427373, 456895, 1016853, 1282119, 1370685, 1694755, 2018969, 2136865, 5084265, 6056907, 6410595, 9829579, 10094845, 29488737, 30284535, 46436287, 49147895, 58550101, 139308861, 147443685, 175650303, 232181435, 292750505, 696544305, 878251515, 1346652323, 4039956969, 6733261615, 20199784845]

約数ペア:

[(1, 20199784845), (3, 6733261615), (5, 4039956969), (15, 1346652323), (23, 878251515), (29, 696544305), (69, 292750505), (87, 232181435), (115, 175650303), (137, 147443685), (145, 139308861), (345, 58550101), (411, 49147895), (435, 46436287), (667, 30284535), (685, 29488737), (2001, 10094845), (2055, 9829579), (3151, 6410595), (3335, 6056907), (3973, 5084265), (9453, 2136865), (10005, 2018969), (11919, 1694755), (14737, 1370685), (15755, 1282119), (19865, 1016853), (44211, 456895), (47265, 427373), (59595, 338951), (73685, 274137), (91379, 221055)]