20398049277

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1\times {\mathrm{7577}}^1$

素因数の和:8173

約数の個数: 32

約数和(自身を含む): 28568453760

約数和(自身を除く): 8170404483

約数列:

[1, 3, 41, 43, 123, 129, 509, 1527, 1763, 5289, 7577, 20869, 21887, 22731, 62607, 65661, 310657, 325811, 897367, 931971, 977433, 2692101, 3856693, 11570079, 13358251, 40074753, 158124413, 165837799, 474373239, 497513397, 6799349759, 20398049277]

約数ペア:

[(1, 20398049277), (3, 6799349759), (41, 497513397), (43, 474373239), (123, 165837799), (129, 158124413), (509, 40074753), (1527, 13358251), (1763, 11570079), (5289, 3856693), (7577, 2692101), (20869, 977433), (21887, 931971), (22731, 897367), (62607, 325811), (65661, 310657)]