20107156761

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1\times {\mathrm{3517}}^1$

素因数の和:4006

約数の個数: 48

約数和(自身を含む): 30821057280

約数和(自身を除く): 10713900519

約数列:

[1, 3, 9, 23, 69, 71, 207, 213, 389, 639, 1167, 1633, 3501, 3517, 4899, 8947, 10551, 14697, 26841, 27619, 31653, 80523, 80891, 82857, 242673, 248571, 249707, 635237, 728019, 749121, 1368113, 1905711, 2247363, 4104339, 5717133, 5743261, 12313017, 17229783, 31466599, 51689349, 94399797, 97136023, 283199391, 291408069, 874224207, 2234128529, 6702385587, 20107156761]

約数ペア:

[(1, 20107156761), (3, 6702385587), (9, 2234128529), (23, 874224207), (69, 291408069), (71, 283199391), (207, 97136023), (213, 94399797), (389, 51689349), (639, 31466599), (1167, 17229783), (1633, 12313017), (3501, 5743261), (3517, 5717133), (4899, 4104339), (8947, 2247363), (10551, 1905711), (14697, 1368113), (26841, 749121), (27619, 728019), (31653, 635237), (80523, 249707), (80891, 248571), (82857, 242673)]