20189622815

素因数分解:

$5^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1\times {\mathrm{197}}^1\times {\mathrm{883}}^1$

素因数の和:1391

約数の個数: 32

約数和(自身を含む): 24700515840

約数和(自身を除く): 4510893025

約数列:

[1, 5, 139, 167, 197, 695, 835, 883, 985, 4415, 23213, 27383, 32899, 116065, 122737, 136915, 147461, 164495, 173951, 613685, 737305, 869755, 4572961, 20497079, 22864805, 24179189, 29049817, 102485395, 120895945, 145249085, 4037924563, 20189622815]

約数ペア:

[(1, 20189622815), (5, 4037924563), (139, 145249085), (167, 120895945), (197, 102485395), (695, 29049817), (835, 24179189), (883, 22864805), (985, 20497079), (4415, 4572961), (23213, 869755), (27383, 737305), (32899, 613685), (116065, 173951), (122737, 164495), (136915, 147461)]