20173784393

素因数分解:

$7^1\times {\mathrm{251}}^1\times {\mathrm{2153}}^1\times {\mathrm{5333}}^1$

素因数の和:7744

約数の個数: 16

約数和(自身を含む): 23162702976

約数和(自身を除く): 2988918583

約数列:

[1, 7, 251, 1757, 2153, 5333, 15071, 37331, 540403, 1338583, 3782821, 9370081, 11481949, 80373643, 2881969199, 20173784393]

約数ペア:

[(1, 20173784393), (7, 2881969199), (251, 80373643), (1757, 11481949), (2153, 9370081), (5333, 3782821), (15071, 1338583), (37331, 540403)]