18870008703

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{607}}^1\times {\mathrm{4951}}^1$

素因数の和:5604

約数の個数: 64

約数和(自身を含む): 32372293632

約数和(自身を除く): 13502284929

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 607, 897, 1821, 2093, 4249, 4951, 6279, 7891, 12747, 13961, 14853, 23673, 34657, 41883, 55237, 64363, 97727, 103971, 113873, 165711, 181493, 193089, 293181, 341619, 450541, 544479, 797111, 1270451, 1351623, 1480349, 2391333, 3005257, 3811353, 4441047, 9015771, 10362443, 21036799, 31087329, 39068341, 63110397, 69120911, 117205023, 207362733, 273478387, 483846377, 820435161, 898571843, 1451539131, 2695715529, 6290002901, 18870008703]

約数ペア:

[(1, 18870008703), (3, 6290002901), (7, 2695715529), (13, 1451539131), (21, 898571843), (23, 820435161), (39, 483846377), (69, 273478387), (91, 207362733), (161, 117205023), (273, 69120911), (299, 63110397), (483, 39068341), (607, 31087329), (897, 21036799), (1821, 10362443), (2093, 9015771), (4249, 4441047), (4951, 3811353), (6279, 3005257), (7891, 2391333), (12747, 1480349), (13961, 1351623), (14853, 1270451), (23673, 797111), (34657, 544479), (41883, 450541), (55237, 341619), (64363, 293181), (97727, 193089), (103971, 181493), (113873, 165711)]