19977644124

素因数分解:

$2^2\times 3^2\times {\mathrm{271}}^1\times {\mathrm{2047729}}^1$

素因数の和:2048010

約数の個数: 36

約数和(自身を含む): 50685412960

約数和(自身を除く): 30707768836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 271, 542, 813, 1084, 1626, 2439, 3252, 4878, 9756, 2047729, 4095458, 6143187, 8190916, 12286374, 18429561, 24572748, 36859122, 73718244, 554934559, 1109869118, 1664803677, 2219738236, 3329607354, 4994411031, 6659214708, 9988822062, 19977644124]

約数ペア:

[(1, 19977644124), (2, 9988822062), (3, 6659214708), (4, 4994411031), (6, 3329607354), (9, 2219738236), (12, 1664803677), (18, 1109869118), (36, 554934559), (271, 73718244), (542, 36859122), (813, 24572748), (1084, 18429561), (1626, 12286374), (2439, 8190916), (3252, 6143187), (4878, 4095458), (9756, 2047729)]