20349219079

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{44683}}^1$

素因数の和:44839

約数の個数: 32

約数和(自身を含む): 25480604160

約数和(自身を除く): 5131385081

約数列:

[1, 7, 17, 43, 89, 119, 301, 623, 731, 1513, 3827, 5117, 10591, 26789, 44683, 65059, 312781, 455413, 759611, 1921369, 3976787, 5317277, 13449583, 27837509, 32663273, 67605379, 171001841, 228642911, 473237653, 1197012887, 2907031297, 20349219079]

約数ペア:

[(1, 20349219079), (7, 2907031297), (17, 1197012887), (43, 473237653), (89, 228642911), (119, 171001841), (301, 67605379), (623, 32663273), (731, 27837509), (1513, 13449583), (3827, 5317277), (5117, 3976787), (10591, 1921369), (26789, 759611), (44683, 455413), (65059, 312781)]