2019508767

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:382

約数の個数: 80

約数和(自身を含む): 3253618368

約数和(自身を除く): 1234109601

約数列:

[1, 3, 9, 23, 27, 53, 69, 81, 113, 159, 181, 207, 339, 477, 543, 621, 1017, 1219, 1431, 1629, 1863, 2599, 3051, 3657, 4163, 4293, 4887, 5989, 7797, 9153, 9593, 10971, 12489, 14661, 17967, 20453, 23391, 28779, 32913, 37467, 53901, 61359, 70173, 86337, 98739, 112401, 137747, 161703, 184077, 210519, 220639, 259011, 337203, 413241, 470419, 485109, 552231, 661917, 777033, 1084009, 1239723, 1411257, 1656693, 1985751, 3252027, 3719169, 4233771, 5957253, 9756081, 11157507, 12701313, 17871759, 24932207, 29268243, 38103939, 74796621, 87804729, 224389863, 673169589, 2019508767]

約数ペア:

[(1, 2019508767), (3, 673169589), (9, 224389863), (23, 87804729), (27, 74796621), (53, 38103939), (69, 29268243), (81, 24932207), (113, 17871759), (159, 12701313), (181, 11157507), (207, 9756081), (339, 5957253), (477, 4233771), (543, 3719169), (621, 3252027), (1017, 1985751), (1219, 1656693), (1431, 1411257), (1629, 1239723), (1863, 1084009), (2599, 777033), (3051, 661917), (3657, 552231), (4163, 485109), (4293, 470419), (4887, 413241), (5989, 337203), (7797, 259011), (9153, 220639), (9593, 210519), (10971, 184077), (12489, 161703), (14661, 137747), (17967, 112401), (20453, 98739), (23391, 86337), (28779, 70173), (32913, 61359), (37467, 53901)]