2019982131

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{12743}}^1$

素因数の和:12877

約数の個数: 40

約数和(自身を含む): 3207409920

約数和(自身を除く): 1187427789

約数列:

[1, 3, 9, 19, 27, 57, 81, 103, 171, 309, 513, 927, 1539, 1957, 2781, 5871, 8343, 12743, 17613, 38229, 52839, 114687, 158517, 242117, 344061, 726351, 1032183, 1312529, 2179053, 3937587, 6537159, 11812761, 19611477, 24938051, 35438283, 74814153, 106314849, 224442459, 673327377, 2019982131]

約数ペア:

[(1, 2019982131), (3, 673327377), (9, 224442459), (19, 106314849), (27, 74814153), (57, 35438283), (81, 24938051), (103, 19611477), (171, 11812761), (309, 6537159), (513, 3937587), (927, 2179053), (1539, 1312529), (1957, 1032183), (2781, 726351), (5871, 344061), (8343, 242117), (12743, 158517), (17613, 114687), (38229, 52839)]