20138020295

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{557}}^1\times {\mathrm{883}}^1$

素因数の和:1895

約数の個数: 32

約数和(自身を含む): 25571220480

約数和(自身を除く): 5433200185

約数列:

[1, 5, 19, 95, 431, 557, 883, 2155, 2785, 4415, 8189, 10583, 16777, 40945, 52915, 83885, 240067, 380573, 491831, 1200335, 1902865, 2459155, 4561273, 7230887, 9344789, 22806365, 36154435, 46723945, 211979161, 1059895805, 4027604059, 20138020295]

約数ペア:

[(1, 20138020295), (5, 4027604059), (19, 1059895805), (95, 211979161), (431, 46723945), (557, 36154435), (883, 22806365), (2155, 9344789), (2785, 7230887), (4415, 4561273), (8189, 2459155), (10583, 1902865), (16777, 1200335), (40945, 491831), (52915, 380573), (83885, 240067)]